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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62 products

Save $21.00 Recycled Materials
THE BAR Polarised Black Square Sunglasses made of an oversized shield and matte silver barTHE BAR Polarised Black Matt Silver Square Sunglasses on a blonde female model
THE BAR
Black Matt Silver | Smoke
Matt Gold | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and gold barMatt Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and matte silver barShiny Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and silver barBlack | Blue Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized blue shield lensBlack | Pink Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized pink shield lensBlack | Red Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized red shield lensBLACK | Smoke GradientTHE BAR Polarised Black Square Sunglasses made of an oversized gradient shield and black barWhite Gold | Purple Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized purple shield lens and gold barWhite Silver | Green Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized green shield lens and silver bar
Sale price$48.99 Regular price$69.99
5.0 (1)
Save $21.00 Recycled Materials
THE BAR Polarised Black Square Sunglasses made of an oversized shield and gold barTHE BAR Polarised Black Matt Gold Square Sunglasses on a blonde male model
THE BAR
Black Matt Gold | Smoke
Matt Gold | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and gold barMatt Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and matte silver barShiny Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and silver barBlack | Blue Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized blue shield lensBlack | Pink Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized pink shield lensBlack | Red Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized red shield lensBLACK | Smoke GradientTHE BAR Polarised Black Square Sunglasses made of an oversized gradient shield and black barWhite Gold | Purple Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized purple shield lens and gold barWhite Silver | Green Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized green shield lens and silver bar
Sale price$48.99 Regular price$69.99
Save $18.00 Recycled Materials
UNDERTOW Polarised Black and White Square Sunglasses made of premium TR-90 materialUNDERTOW Polarised Black and White Square Sunglasses front view
UNDERTOW
Black White | 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$41.99 Regular price$59.99
Save $21.00 Recycled Materials
THE BAR Polarised Black Square Sunglasses made of an oversized pink shield lensTHE BAR Polarised Black Square Pink Sunglasses on a female model
THE BAR
Black | Pink Flash Mirror
Matt Gold | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and gold barMatt Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and matte silver barShiny Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and silver barBlack | Blue Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized blue shield lensBlack | Red Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized red shield lensBlack | Pink Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized pink shield lensBLACK | Smoke GradientTHE BAR Polarised Black Square Sunglasses made of an oversized gradient shield and black barWhite Gold | Purple Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized purple shield lens and gold barWhite Silver | Green Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized green shield lens and silver bar
Sale price$48.99 Regular price$69.99
Save $51.99
Vespa II Polarised Blue Square Sunglasses made of acetateVespa II Polarised Blue Square Sunglasses side view on a male model
Vespa II
In the Barrel Blue Smoke
Hidden Paradise Black Palm SmokeVespa II Polarised Black and Green Square Sunglasses made of acetateBlack | Gold Flash MirrorVespa II Polarised Gold Square Mirrored SunglassesBrown | BrownVespa II Polarised Brown Square SunglassesIn the Barrel Blue SmokeVespa II Polarised Blue Square Sunglasses made of acetateMatt 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 SunglassesPig In Mud Brown SmokeVespa II Polarised Brown Square Sunglasses made of acetate
Sale price$28.00 Regular price$79.99
5.0 (2)
Save $21.00 Recycled Materials
THE BAR Polarised Black Square Sunglasses made of an oversized red shield lensTHE BAR Polarised Black Square Red Sunglasses on a female model
THE BAR
Black | Red Flash Mirror
Matt Gold | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and gold barMatt Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and matte silver barShiny Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and silver barBlack | Blue Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized blue shield lensBlack | Pink Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized pink shield lensBlack | Red Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized red shield lensBLACK | Smoke GradientTHE BAR Polarised Black Square Sunglasses made of an oversized gradient shield and black barWhite Gold | Purple Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized purple shield lens and gold barWhite Silver | Green Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized green shield lens and silver bar
Sale price$48.99 Regular price$69.99
Save $21.00 Recycled Materials
THE BAR Polarised Black Square Sunglasses made of an oversized blue shield lensTHE BAR Black Polarised Blue Square Sunglasses on a male model
THE BAR
Black | Blue Flash Mirror
Matt Gold | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and gold barMatt Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and matte silver barShiny Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and silver barBlack | Blue Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized blue shield lensBlack | Pink Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized pink shield lensBlack | Red Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized red shield lensBLACK | Smoke GradientTHE BAR Polarised Black Square Sunglasses made of an oversized gradient shield and black barWhite Gold | Purple Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized purple shield lens and gold barWhite Silver | Green Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized green shield lens and silver bar
Sale price$48.99 Regular price$69.99
Save $21.00 Recycled Materials
THE BAR Polarised White Square Sunglasses made of an oversized purple shield lens and gold barTHE BAR Polarised White Square Purple Sunglasses on a female model
THE BAR
White Gold | Purple Flash Mirror
Matt Gold | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and gold barMatt Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and matte silver barShiny Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and silver barBlack | Blue Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized blue shield lensBlack | Pink Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized pink shield lensBlack | Red Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized red shield lensBLACK | Smoke GradientTHE BAR Polarised Black Square Sunglasses made of an oversized gradient shield and black barWhite Gold | Purple Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized purple shield lens and gold barWhite Silver | Green Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized green shield lens and silver bar
Sale price$48.99 Regular price$69.99
5.0 (1)
Save $18.00 Recycled Materials
Chiller Polarised Translucent Grey Square Sunglasses with Brown Gradient Lens made of recycled plasticChiller Polarised Grey Square Sunglasses on a female model
Chiller
Translucent Grey | Brown Gradient
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$41.99 Regular price$59.99
Save $18.00 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$41.99 Regular price$59.99
Save $18.00 Recycled Materials
Chiller Polarised Black Square Sunglasses made of recycled plasticChiller Polarised Black Square Sunglasses on a female model
Chiller
Black | Smoke Gradient
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$41.99 Regular price$59.99
Save $21.00 Recycled Materials
THE BAR Polarised White Square Sunglasses made of an oversized green shield lens and silver barTHE BAR Polarised White Square Green Sunglasses on a male model
THE BAR
White Silver | Green Flash Mirror
White Silver | Green Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized green shield lens and silver barWhite Gold | Purple Flash MirrorTHE BAR Polarised White Square Sunglasses made of an oversized purple shield lens and gold barBLACK | Smoke GradientTHE BAR Polarised Black Square Sunglasses made of an oversized gradient shield and black barBlack | Red Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized red shield lensBlack | Pink Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized pink shield lensBlack | Blue Flash MirrorTHE BAR Polarised Black Square Sunglasses made of an oversized blue shield lensShiny Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and silver barMatt Silver | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and matte silver barMatt Gold | SmokeTHE BAR Polarised Black Square Sunglasses made of an oversized shield and gold bar
Sale price$48.99 Regular price$69.99
Save $18.00 Recycled Materials
LOOSE CANNON Polarised White Square Sunglasses made of an oversized blue mirrored shieldLOOSE CANNON Polarised White Shield Square Sunglasses with Blue Mirrored Lens on a male model
LOOSE CANNON
White | Blue 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 shield
Sale price$41.99 Regular price$59.99
Save $18.00 Recycled Materials
Chiller Polarised Translucent Brown Square Sunglasses with Purple Lens made of recycled plasticChiller Polarised Brown Square Sunglasses on a female model
Chiller
Translucent Brown | Purple
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$41.99 Regular price$59.99

FEATURED PRODUCTS

Save $18.00
flat-topLOOSE CANNON Polarised Black Shield Square Sunglasses on a male model
LOOSE CANNON
4.7 (82)
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 shield
Sale price$41.99 Regular price$59.99
Save $18.00 Recycled Materials
Topshelf Polarised Black Square Sunglasses made of recycled plasticTopshelf Polarised Black Square Sunglasses on a male model
Topshelf
5.0 (5)
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 plastic
Sale price$41.99 Regular price$59.99
Save $15.00 Recycled Materials
THE DUKE Yellow Aviator Sunglasses made of recycled plasticTHE DUKE Yellow Aviator Sunglasses on a male model
The Duke
4.9 (27)
Chocolate | Yellow
Black | PurpleTHE DUKE Purple Aviator Sunglasses made of recycled plasticChocolate | 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 plastic
Sale price$34.99 Regular price$49.99
Save $18.00 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
5.0 (1)
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$41.99 Regular price$59.99
Save $18.00 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$41.99 Regular price$59.99

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1 year limited warranty on all eyewear

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