Square Frame Sunglasses & Eyewear for Women

Loewe's accessories are as recognizable as its cult bags - these sunglasses are detailed with the brand's gold 'Anagram' hardware at the temples. They've been made in Italy from glossy black acetate with oversized square frames that'll suit softer face shapes. Keep yours safe in the accompanying leather case.. BUY FROM NET-A-PORTER

Prada Eyewear's sunglasses have been made in Italy from glossy black and tortoiseshell acetate for a cool two-tone look. They're fitted with gradient lenses and have square frames balanced by sturdy arms etched with the house's moniker at the temples. They're especially flattering on round and oval faces. - Black and tortoiseshell acetate - Come with a case - 100% UV protection - Made in Italy. BUY FROM NET-A-PORTER

Bottega Veneta's sunglasses have a blunt, oversized silhouette that'll really suit those with round and oval face shapes. Tipped with gold-tone bars at the temples, they're made from glossy black acetate and fitted with 100% UV protective lenses. The soft leather case features an embossed version of the brand's signature intrecciato weave. Wear it with: Bottega Veneta Sweater. - Black acetate, gold-tone metal - Come in a case - 100% UV protection - Made in Japan. BUY FROM NET-A-PORTER

Oversized sunglasses appeared all over the Fall '20 runways, and Prada's square-frame pair is a bold, yet wearable, way to embrace the trend. Made in Italy from tortoiseshell acetate and fitted with gradient brown lenses to match, they have thick black arms debossed with the brand's logo. Stow them inside the accompanying case when you're not wearing them. Wear it with: Prada Tank, Prada Skirt, Prada Shoulder bag, Prada Brogues. - Tortoiseshell and black acetate - Come with a case - 100% UV protection - Made in Italy. BUY FROM NET-A-PORTER

Acetate & Imitation Pearls, Dark Blue. BUY FROM CHANEL

Metal & Calfskin, Gold. BUY FROM CHANEL

Acetate, Black. BUY FROM CHANEL

Acetate, White. BUY FROM CHANEL

Acetate, Black. BUY FROM CHANEL

Acetate, Light Tortoise. BUY FROM CHANEL

Acetate & Metal, Dark Red. BUY FROM CHANEL

Metal & Calfskin, Silver. BUY FROM CHANEL

Bottega Veneta - Bottega Veneta's square marbled-effect sunglasses epitomise discreet luxury. The frames, crafted from translucent acetate made to resemble a semi-precious stone, are connected to gold-tone metal temples for an opulent finish. Slip them out of an Intrecciato-effect leather case to elevate a polished daytime look.. BUY FROM MATCHESFASHION.COM

Fendi - Fendi's light orange Fendi Roma sunglasses are set with brown tinted lenses printed with the iconic FF logo, which was designed in 1965 and will bring an effortlessly confident mood to daily edits. They're made in Italy from semi-transparent acetate to an oversized square frame with wide arms set with gold Fendi Roma logo plaques.. BUY FROM MATCHESFASHION.COM

Clear sunglasses like Le Specs' 'Carmito' pair are especially flattering because the transparent acetate doesn't detract from your face's natural structure. They have a '90s-inspired rectangular frame and with gray UV-protective lenses. Keep them in the designer-stamped pouch between wears. Wear it with: Nanushka Shirt, Nanushka Top, Helmut Lang Pants. - Blush acetate - Come in a protective pouch - 100% UV protection - Imported. BUY FROM NET-A-PORTER

Loewe - Loewe's brown sunglasses have wide temples with a gold-tone Anagram plaque, which depicts four swirling Ls, a motif originally designed by Spanish artist Vicente Vela in 1970. They're crafted in Italy from tortoiseshell acetate to an oversized, squared silhouette with gradient lenses which offer 100% UV protection. Temper the impact of the statement proportions with a streamlined outfit.. BUY FROM MATCHESFASHION.COM

Saint Laurent - The considered shape and slender silhouette of these black acetate sunglasses harks to Saint Laurent's focus on elegance in the everyday. They're crafted in Italy from glossy black acetate with slender arms, and engraved with the label's logo on the temples, then set with black-tinted lenses that provide category 3 UV protection. Wear them with sleek tailoring for a commanding mood.. BUY FROM MATCHESFASHION.COM

Debuting in the '50s, Ray-Ban's iconic 'Wayfarer' sunglasses have been worn by the likes of Kate Middleton, Miranda Kerr and Natalie Portman over the years and they just don't date. Made from lightweight tortoiseshell acetate, this pair is fitted with tinted dark-gray lenses and feature the brand's silver-tone emblem at the temples. Protect them from scratches by storing them in the leather case between wears.. BUY FROM NET-A-PORTER

Frame shape: square Frame color: blue Lens color: brown These frames flatter those with an oval, round, diamond, triangle or oblong shaped face Plastic lenses with 100% UV protection Lens: 57mm wide Bridge: 16mm wide Arms: 140mm long Case included; case size and color may vary Made in Italy Our products are 100% genuine. In some cases we purchase merchandise from trusted independent suppliers and not directly from the brand owner. In all cases we stand by the authenticity of every product sold on our site.. BUY FROM RUE LA LA

Givenchy's sunglasses have oversized square frames that are especially flattering on those with round or oval faces. They've been crafted in Italy from transparent blush acetate and are fitted with gradient lenses to match. - Blush acetate - Come with a case - 100% UV protection - Made in Italy. BUY FROM NET-A-PORTER

Bottega Veneta's sunglasses are just as cool and refined as the rest of the house's coveted accessories. They're made from glossy tortoiseshell acetate and detailed with gleaming gold hardware at each temple. The lenses are solid brown. - Tortoiseshell acetate, gold-tone metal - Come with a case - 100% UV protection - Made in Japan. BUY FROM NET-A-PORTER

Fendi's sunglasses have a distinct retro vibe thanks to their squared pale-green acetate frames. They've been made in Italy with gradient lenses and gold-tone logo plaques at each temple. The accompanying case keeps them scratch-free between wears. - Pale-green acetate, gold tone metal - Come with a case - 100% UV protection - Made in Italy. BUY FROM NET-A-PORTER

When it comes to accessories, few are more trend-defying and timeless than a pair of classic sunglasses like Celine Eyewear's. Made in Italy from glossy black acetate, they're fitted with polarized lenses and have oversized square frames, which flatter round and oval face shapes especially well. Slip them into the protective case when you aren't wearing them. - Black acetate - Come with a case - 100% UV protection - Made in Italy. BUY FROM NET-A-PORTER

Fendi's logo sunglasses have an oversized square shape that particularly suits oval and round faces. They've been made in Italy from tortoiseshell acetate, which make a perfect alternative for those who find black frames too heavy. Wear it with: Lanvin Sweater, Dodo Bar Or Pants, Jennifer Fisher Ring. - Tortoiseshell acetate, gold-tone metal - Come with a case - 100% UV protection - Made in Italy. BUY FROM NET-A-PORTER

Givenchy's sunglasses have square frames - a tried-and-tested silhouette that's flattering on so many face shapes. The combination of tortoiseshell acetate and brown gradient lenses is as classic as it gets. - Tortoiseshell acetate - Come with a case - 100% UV protection - Made in Italy. BUY FROM NET-A-PORTER

Acetate, Tortoise. BUY FROM CHANEL

Metal & Calfskin, Gold. BUY FROM CHANEL

Acetate, Red. BUY FROM CHANEL

Metal & Calfskin, Gold. BUY FROM CHANEL

Acetate, Brown. BUY FROM CHANEL

Acetate, Gray. BUY FROM CHANEL

Givenchy's sunglasses have D-shaped frames - a tried-and-tested silhouette that's flattering on so many face shapes. The combination of black acetate and dark-gray lenses is as classic as it gets. - Black acetate - Come with a case - 100% UV protection - Made in Italy. BUY FROM NET-A-PORTER