Square Sunglasses

Square Sunglasses

Level up your style with a touch of class thanks to SIN Eyewear’s selection of square sunglasses. Our lineup of square shades mixes timeless charm with modern vibes, giving you that extra edge in your style game.
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Stylish Square Frame Sunglasses

Make a bold statement with our stylish square frame sunglasses. With sleek lines and standout silhouettes, they are all about turning heads wherever you roam. Whether you're chilling poolside, exploring the urban jungle, or hitting up a special event, our square sunglasses keep you looking fresh and sophisticated all day long.
 

Shop Square Sunglasses at SIN Eyewear

Dive into our stash of sunglasses at SIN Eyewear and try our different collections, such as rectangle, square or aviator sunglasses and snag your perfect pair today. Not only do they keep you looking fresh, our Polarised Square Sunglasses shield your eyes from those harsh UV rays and pesky glare..

Ready to step up your eyewear game? Whatever your style is, SIN Eyewear has the perfect pair of square sunglasses for you! Shop now and enjoy free shipping on orders over $70. Pay easy with Afterpay.

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53 products

Recycled Materials
VESPA II Polarised Black Square Mens XL Sunglasses made of recycled plasticVESPA II XL Polarised Black Square Mens Sunglasses close up on a male model
VESPA II XL
Black | Smoke
Black | SmokeVESPA II Polarised Black Square Mens XL Sunglasses made of recycled plasticRubber Black | BlueVESPA II Polarised Blue Square Mens XL Sunglasses
Sale price$69.99
Recycled Materials
Topshelf Tortoise Shell Square Blue Light Glasses made of recycled plasticTopshelf Tortoise Shell Square Blue Light Glasses on a male model
Topshelf Blue Light
Tort
BlackTopshelf Black Square Blue Light Glasses made of recycled plasticClearTopshelf Clear Frame Square Blue Light Glasses made of recycled plasticTortTopshelf Tortoise Shell Square Blue Light Glasses made of recycled plastic
Sale price$59.99
Recycled Materials
Topshelf Clear Frame Square Blue Light Glasses made of recycled plasticTopshelf Clear Frame Square Blue Light Glasses on a male model
Topshelf Blue Light
Clear
TortTopshelf Tortoise Shell Square Blue Light Glasses made of recycled plasticClearTopshelf Clear Frame Square Blue Light Glasses made of recycled plasticBlackTopshelf Black Square Blue Light Glasses made of recycled plastic
Sale price$59.99
Recycled Materials
Topshelf Black Square Blue Light Glasses made of recycled plasticTopshelf Black Square Blue Light Glasses on a male model
Topshelf Blue Light
Black
BlackTopshelf Black Square Blue Light Glasses made of recycled plasticClearTopshelf Clear Frame Square Blue Light Glasses made of recycled plasticTortTopshelf Tortoise Shell Square Blue Light Glasses made of recycled plastic
Sale price$59.99
Recycled Materials
Game Changer Tort Square Blue Light Glasses made of recycled plasticGame Changer Tort Square Blue Light Glasses front view
Game Changer Blue Light
Tort
BlackGame Changer Black Square Blue Light Glasses made of recycled plasticOliveGame Changer Green Square Blue Light Glasses made of recycled plasticTortGame Changer Tort Square Blue Light Glasses made of recycled plastic
Sale price$59.99
Recycled Materials
Game Changer Green Square Blue Light Glasses made of recycled plasticGame Changer Square Blue Light Glasses with Green Frame on a male model
Game Changer Blue Light
Olive
BlackGame Changer Black Square Blue Light Glasses made of recycled plasticOliveGame Changer Green Square Blue Light Glasses made of recycled plasticTortGame Changer Tort Square Blue Light Glasses made of recycled plastic
Sale price$59.99
Recycled Materials
Game Changer Black Square Blue Light Glasses made of recycled plasticGame Changer Black Square Blue Light Glasses on a male model
Game Changer Blue Light
Black
BlackGame Changer Black Square Blue Light Glasses made of recycled plasticOliveGame Changer Green Square Blue Light Glasses made of recycled plasticTortGame Changer Tort Square Blue Light Glasses made of recycled plastic
Sale price$59.99
Recycled Materials
Topshelf Polarised Green Square Sunglasses made of recycled plasticTopshelf Polarised Green Square Sunglasses on a male model
Topshelf
Green | Brown
Latte | BrownTopshelf Polarised Cream Square Sunglasses made of recycled plasticBrown | BrownTopshelf Polarised Brown Square Sunglasses made of recycled plasticBlack | SmokeTopshelf Polarised Black Square Sunglasses made of recycled plasticGreen | BrownTopshelf Polarised Green Square Sunglasses made of recycled plasticTort | G15Topshelf Polarised Tortoise Shell Square Sunglasses made of recycled plasticCrystal Grey | SmokeTopshelf Polarised Clear Grey Square Sunglasses made of recycled plastic
Sale price$59.99
Skylark Polarised Tortoise Shell Rectangle SunglassesSkylark Polarised Tortoise Shell Rectangle Sunglasses on a male model
Skylark
Tort | G15
Black Fade | SmokeSkylark Polarised Black Rectangle SunglassesTort | G15Skylark Polarised Tortoise Shell Rectangle Sunglasses
Sale price$59.99
LOOSE CANNON Polarised White Square Sunglasses made of an oversized purple mirrored shieldLOOSE CANNON Polarised White Shield Square Sunglasses with Purple Mirrored Lens on a male model
LOOSE CANNON
White | Purple
Black | Pink FlashLOOSE CANNON Polarised Pink Square Sunglasses made of an oversized mirrored shieldMatt Black Green Flash MirrorLOOSE CANNON Polarised Green Square Sunglasses made of an oversized shieldMatt Black Silver Flash MirrorLOOSE CANNON Polarised Silver Square Sunglasses made of an oversized shieldMatt Black | Gold FlashLOOSE CANNON Polarised Gold Square Sunglasses made of an oversized shieldMatt Black | Red FlashLOOSE CANNON Polarised Red Square Sunglasses made of an oversized shieldMatt Black | Smokeflat-topMatt Tort | Gradient G15LOOSE CANNON Polarised Tort Square Sunglasses made of an oversized shieldPearl Grey | Ice Blue FlashLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized shieldShiny Black | Gradient SmokeLOOSE CANNON Polarised Black Square Sunglasses made of an oversized gradient smoke shieldWhite | Blue Flash MirrorLOOSE CANNON Polarised White Square Sunglasses made of an oversized blue mirrored shieldWhite | PurpleLOOSE CANNON Polarised White Square Sunglasses made of an oversized purple mirrored shieldCrystal | BlueLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized recycled shield
Sale price$59.99
Recycled Materials
Topshelf Polarised Brown Square Sunglasses made of recycled plasticTopshelf Polarised Brown Square Sunglasses on a male model
Topshelf
Brown | Brown
Black | SmokeTopshelf Polarised Black Square Sunglasses made of recycled plasticBrown | BrownTopshelf Polarised Brown Square Sunglasses made of recycled plasticGreen | BrownTopshelf Polarised Green Square Sunglasses made of recycled plasticLatte | BrownTopshelf Polarised Cream Square Sunglasses made of recycled plasticTort | G15Topshelf Polarised Tortoise Shell Square Sunglasses made of recycled plasticCrystal Grey | SmokeTopshelf Polarised Clear Grey Square Sunglasses made of recycled plastic
Sale price$59.99
Recycled Materials
Topshelf Polarised Cream Square Sunglasses made of recycled plasticTopshelf Polarised Cream Square Sunglasses on a male model
Topshelf
Latte | Brown
Black | SmokeTopshelf Polarised Black Square Sunglasses made of recycled plasticBrown | BrownTopshelf Polarised Brown Square Sunglasses made of recycled plasticGreen | BrownTopshelf Polarised Green Square Sunglasses made of recycled plasticLatte | BrownTopshelf Polarised Cream Square Sunglasses made of recycled plasticTort | G15Topshelf Polarised Tortoise Shell Square Sunglasses made of recycled plasticCrystal Grey | SmokeTopshelf Polarised Clear Grey Square Sunglasses made of recycled plastic
Sale price$59.99
Recycled Materials
Topshelf Polarised Tortoise Shell Square Sunglasses made of recycled plasticTopshelf Polarised Tortoise Shell Square Sunglasses on a male model
Topshelf
Tort | G15
Black | SmokeTopshelf Polarised Black Square Sunglasses made of recycled plasticBrown | BrownTopshelf Polarised Brown Square Sunglasses made of recycled plasticGreen | BrownTopshelf Polarised Green Square Sunglasses made of recycled plasticLatte | BrownTopshelf Polarised Cream Square Sunglasses made of recycled plasticTort | G15Topshelf Polarised Tortoise Shell Square Sunglasses made of recycled plasticCrystal Grey | SmokeTopshelf Polarised Clear Grey Square Sunglasses made of recycled plastic
Sale price$59.99
Recycled Materials
Topshelf Polarised Black Square Sunglasses made of recycled plasticTopshelf Polarised Black Square Sunglasses on a male model
Topshelf
Black | Smoke
Black | SmokeTopshelf Polarised Black Square Sunglasses made of recycled plasticBrown | BrownTopshelf Polarised Brown Square Sunglasses made of recycled plasticGreen | BrownTopshelf Polarised Green Square Sunglasses made of recycled plasticLatte | BrownTopshelf Polarised Cream Square Sunglasses made of recycled plasticTort | G15Topshelf Polarised Tortoise Shell Square Sunglasses made of recycled plasticCrystal Grey | SmokeTopshelf Polarised Clear Grey Square Sunglasses made of recycled plastic
Sale price$59.99
LOOSE CANNON Polarised Black Square Sunglasses made of an oversized gradient smoke shieldLOOSE CANNON Polarised Black Gradient Shield Square Sunglasses on a male model
LOOSE CANNON
Shiny Black | Gradient Smoke
Black | Pink FlashLOOSE CANNON Polarised Pink Square Sunglasses made of an oversized mirrored shieldMatt Black Green Flash MirrorLOOSE CANNON Polarised Green Square Sunglasses made of an oversized shieldMatt Black Silver Flash MirrorLOOSE CANNON Polarised Silver Square Sunglasses made of an oversized shieldMatt Black | Gold FlashLOOSE CANNON Polarised Gold Square Sunglasses made of an oversized shieldMatt Black | Red FlashLOOSE CANNON Polarised Red Square Sunglasses made of an oversized shieldMatt Black | Smokeflat-topMatt Tort | Gradient G15LOOSE CANNON Polarised Tort Square Sunglasses made of an oversized shieldPearl Grey | Ice Blue FlashLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized shieldShiny Black | Gradient SmokeLOOSE CANNON Polarised Black Square Sunglasses made of an oversized gradient smoke shieldWhite | Blue Flash MirrorLOOSE CANNON Polarised White Square Sunglasses made of an oversized blue mirrored shieldWhite | PurpleLOOSE CANNON Polarised White Square Sunglasses made of an oversized purple mirrored shieldCrystal | BlueLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized recycled shield
Sale price$59.99
Save $29.99
LOOSE CANNON Polarised Tort Square Sunglasses made of an oversized shieldLOOSE CANNON Polarised Tort Shield Square Sunglasses side view on a male model
LOOSE CANNON
Matt Tort | Gradient G15
Black | Pink FlashLOOSE CANNON Polarised Pink Square Sunglasses made of an oversized mirrored shieldMatt Black Green Flash MirrorLOOSE CANNON Polarised Green Square Sunglasses made of an oversized shieldMatt Black Silver Flash MirrorLOOSE CANNON Polarised Silver Square Sunglasses made of an oversized shieldMatt Black | Gold FlashLOOSE CANNON Polarised Gold Square Sunglasses made of an oversized shieldMatt Black | Red FlashLOOSE CANNON Polarised Red Square Sunglasses made of an oversized shieldMatt Black | Smokeflat-topMatt Tort | Gradient G15LOOSE CANNON Polarised Tort Square Sunglasses made of an oversized shieldPearl Grey | Ice Blue FlashLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized shieldShiny Black | Gradient SmokeLOOSE CANNON Polarised Black Square Sunglasses made of an oversized gradient smoke shieldWhite | Blue Flash MirrorLOOSE CANNON Polarised White Square Sunglasses made of an oversized blue mirrored shieldWhite | PurpleLOOSE CANNON Polarised White Square Sunglasses made of an oversized purple mirrored shieldCrystal | BlueLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized recycled shield
Sale price$30.00 Regular price$59.99
Vespa II Polarised Gold Square Mirrored SunglassesVespa II Polarised Gold Square Mirrored Sunglasses on a male model
Vespa II
Black | Gold Flash Mirror
Black | Gold Flash MirrorVespa II Polarised Gold Square Mirrored SunglassesBrown | BrownVespa II Polarised Brown Square SunglassesMatt Navy | SmokeVespa II Polarised Navy Blue Square SunglassesMatt Raven | Blue FlashVespa II Polarised Blue Square Mirrored SunglassesMatt Raven | Red FlashVespa II Polarised Red Square Mirrored SunglassesMatt Raven | SmokeVespa II Polarised Black Square Sunglasses
Sale price$59.99
Skylark Polarised Black Rectangle SunglassesSkylark Polarised Black Rectangle Sunglasses on a male model
Skylark
Black Fade | Smoke
Black Fade | SmokeSkylark Polarised Black Rectangle SunglassesTort | G15Skylark Polarised Tortoise Shell Rectangle Sunglasses
Sale price$59.99
LOOSE CANNON Polarised Green Square Sunglasses made of an oversized shieldLOOSE CANNON Polarised Green Square Sunglasses on a male surfer
LOOSE CANNON
Matt Black Green Flash Mirror
Black | Pink FlashLOOSE CANNON Polarised Pink Square Sunglasses made of an oversized mirrored shieldMatt Black Green Flash MirrorLOOSE CANNON Polarised Green Square Sunglasses made of an oversized shieldMatt Black Silver Flash MirrorLOOSE CANNON Polarised Silver Square Sunglasses made of an oversized shieldMatt Black | Gold FlashLOOSE CANNON Polarised Gold Square Sunglasses made of an oversized shieldMatt Black | Red FlashLOOSE CANNON Polarised Red Square Sunglasses made of an oversized shieldMatt Black | Smokeflat-topMatt Tort | Gradient G15LOOSE CANNON Polarised Tort Square Sunglasses made of an oversized shieldPearl Grey | Ice Blue FlashLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized shieldShiny Black | Gradient SmokeLOOSE CANNON Polarised Black Square Sunglasses made of an oversized gradient smoke shieldWhite | Blue Flash MirrorLOOSE CANNON Polarised White Square Sunglasses made of an oversized blue mirrored shieldWhite | PurpleLOOSE CANNON Polarised White Square Sunglasses made of an oversized purple mirrored shieldCrystal | BlueLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized recycled shield
Sale price$59.99
LOOSE CANNON Polarised Pink Square Sunglasses made of an oversized mirrored shieldLOOSE CANNON Polarised Pink Shield Square Sunglasses on a female model
LOOSE CANNON
Black | Pink Flash
Black | Pink FlashLOOSE CANNON Polarised Pink Square Sunglasses made of an oversized mirrored shieldMatt Black Green Flash MirrorLOOSE CANNON Polarised Green Square Sunglasses made of an oversized shieldMatt Black Silver Flash MirrorLOOSE CANNON Polarised Silver Square Sunglasses made of an oversized shieldMatt Black | Gold FlashLOOSE CANNON Polarised Gold Square Sunglasses made of an oversized shieldMatt Black | Red FlashLOOSE CANNON Polarised Red Square Sunglasses made of an oversized shieldMatt Black | Smokeflat-topMatt Tort | Gradient G15LOOSE CANNON Polarised Tort Square Sunglasses made of an oversized shieldPearl Grey | Ice Blue FlashLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized shieldShiny Black | Gradient SmokeLOOSE CANNON Polarised Black Square Sunglasses made of an oversized gradient smoke shieldWhite | Blue Flash MirrorLOOSE CANNON Polarised White Square Sunglasses made of an oversized blue mirrored shieldWhite | PurpleLOOSE CANNON Polarised White Square Sunglasses made of an oversized purple mirrored shieldCrystal | BlueLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized recycled shield
Sale price$59.99
UNDERTOW Polarised Black and Grey Square Sunglasses made of premium TR-90 materialUNDERTOW Polarised Black and Grey Square Sunglasses on a male model
UNDERTOW
Matt Raven/Grey | Smoke
Black White | SmokeUNDERTOW Polarised Black and White Square Sunglasses made of premium TR-90 materialMatt Raven/Grey | SmokeUNDERTOW Polarised Black and Grey Square Sunglasses made of premium TR-90 material
Sale price$59.99
Vespa II Polarised Red Square Mirrored SunglassesVespa II Polarised Red Square Mirrored Sunglasses on a male model
VESPA II
Matt Raven | Red Flash
Black | Gold Flash MirrorVespa II Polarised Gold Square Mirrored SunglassesBrown | BrownVespa II Polarised Brown Square SunglassesMatt Navy | SmokeVespa II Polarised Navy Blue Square SunglassesMatt Raven | Blue FlashVespa II Polarised Blue Square Mirrored SunglassesMatt Raven | Red FlashVespa II Polarised Red Square Mirrored SunglassesMatt Raven | SmokeVespa II Polarised Black Square Sunglasses
Sale price$59.99
Vespa II Polarised Black Square SunglassesVespa II Polarised Black Square Sunglasses side view on a male model
VESPA II
Matt Raven | Smoke
Black | Gold Flash MirrorVespa II Polarised Gold Square Mirrored SunglassesBrown | BrownVespa II Polarised Brown Square SunglassesMatt Navy | SmokeVespa II Polarised Navy Blue Square SunglassesMatt Raven | Blue FlashVespa II Polarised Blue Square Mirrored SunglassesMatt Raven | Red FlashVespa II Polarised Red Square Mirrored SunglassesMatt Raven | SmokeVespa II Polarised Black Square Sunglasses
Sale price$59.99
Vespa II Polarised Blue Square Mirrored SunglassesVespa II Polarised Blue Square Mirrored Sunglasses on a male model
VESPA II
Matt Raven | Blue Flash
Black | Gold Flash MirrorVespa II Polarised Gold Square Mirrored SunglassesBrown | BrownVespa II Polarised Brown Square SunglassesMatt Navy | SmokeVespa II Polarised Navy Blue Square SunglassesMatt Raven | Blue FlashVespa II Polarised Blue Square Mirrored SunglassesMatt Raven | Red FlashVespa II Polarised Red Square Mirrored SunglassesMatt Raven | SmokeVespa II Polarised Black Square Sunglasses
Sale price$59.99

FEATURED PRODUCTS

flat-topLOOSE CANNON Polarised Black Shield Square Sunglasses on a male model
LOOSE CANNON
Matt Black | Smoke
Black | Pink FlashLOOSE CANNON Polarised Pink Square Sunglasses made of an oversized mirrored shieldMatt Black Green Flash MirrorLOOSE CANNON Polarised Green Square Sunglasses made of an oversized shieldMatt Black Silver Flash MirrorLOOSE CANNON Polarised Silver Square Sunglasses made of an oversized shieldMatt Black | Gold FlashLOOSE CANNON Polarised Gold Square Sunglasses made of an oversized shieldMatt Black | Red FlashLOOSE CANNON Polarised Red Square Sunglasses made of an oversized shieldMatt Black | Smokeflat-topMatt Tort | Gradient G15LOOSE CANNON Polarised Tort Square Sunglasses made of an oversized shieldPearl Grey | Ice Blue FlashLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized shieldShiny Black | Gradient SmokeLOOSE CANNON Polarised Black Square Sunglasses made of an oversized gradient smoke shieldWhite | Blue Flash MirrorLOOSE CANNON Polarised White Square Sunglasses made of an oversized blue mirrored shieldWhite | PurpleLOOSE CANNON Polarised White Square Sunglasses made of an oversized purple mirrored shieldCrystal | BlueLOOSE CANNON Polarised Blue Square Sunglasses made of an oversized recycled shield
Sale price$59.99
Recycled Materials
Topshelf Polarised Black Square Sunglasses made of recycled plasticTopshelf Polarised Black Square Sunglasses on a male model
Topshelf
Black | Smoke
Black | SmokeTopshelf Polarised Black Square Sunglasses made of recycled plasticBrown | BrownTopshelf Polarised Brown Square Sunglasses made of recycled plasticGreen | BrownTopshelf Polarised Green Square Sunglasses made of recycled plasticLatte | BrownTopshelf Polarised Cream Square Sunglasses made of recycled plasticTort | G15Topshelf Polarised Tortoise Shell Square Sunglasses made of recycled plasticCrystal Grey | SmokeTopshelf Polarised Clear Grey Square Sunglasses made of recycled plastic
Sale price$59.99
Recycled Materials
THE DUKE Yellow Aviator Sunglasses made of recycled plasticTHE DUKE Yellow Aviator Sunglasses on a male model
The Duke
Chocolate | Yellow
Chocolate | YellowTHE DUKE Yellow Aviator Sunglasses made of recycled plasticTort | BrownTHE DUKE Tortoise Shell Aviator Sunglasses made of recycled plasticBlack | BrownTHE DUKE Brown Aviator Sunglasses made of recycled plasticCrystal Sage | GreenTHE DUKE Sage Green Aviator Sunglasses made of recycled plasticCrystal Sand | BrownTHE DUKE Crystal Brown Aviator Sunglasses made of recycled plastic
Sale price$49.99
Recycled Materials
Rocker Polarised Translucent Grey Rectangle Sunglasses with Brown Gradient Lens made of recycled plasticRocker Polarised Grey Rectangle Sunglasses on a male model
Rocker
Translucent Grey | Brown Gradient
Black | Smoke GradientRocker Polarised Black Rectangle Sunglasses made of recycled plasticTranslucent Brown | G15 GradientRocker Polarised Translucent Brown Rectangle Sunglasses with G15 Gradient Lens made of recycled plasticTranslucent Green | BrownRocker Polarised Translucent Green Rectangle Sunglasses with Brown Lens made of recycled plasticTranslucent Grey | Brown GradientRocker Polarised Translucent Grey Rectangle Sunglasses with Brown Gradient Lens made of recycled plastic
Sale price$59.99
Recycled Materials
Chiller Polarised Translucent Green Square Sunglasses with Brown Lens made of recycled plasticChiller Polarised Green Square Sunglasses on a male model
Chiller
Translucent Green | Brown
Black | Smoke GradientChiller Polarised Black Square Sunglasses made of recycled plasticTranslucent Brown | PurpleChiller Polarised Translucent Brown Square Sunglasses with Purple Lens made of recycled plasticTranslucent Green | BrownChiller Polarised Translucent Green Square Sunglasses with Brown Lens made of recycled plasticTranslucent Grey | Brown GradientChiller Polarised Translucent Grey Square Sunglasses with Brown Gradient Lens made of recycled plastic
Sale price$59.99

FREE SHIPPING

Free shipping Australia wide on orders over $70

AFTERPAY

Buy now, pay later with Afterpay

1 YEAR WARRANTY

1 year limited warranty on all eyewear

SAME-DAY SHIPPING

Orders before 12pm AEST are dispatched the same day