Square silhouettes are a fast-emerging eyewear trend - check out out favourite square frames by the biggest brands.

Stella McCartney is paving the way to defining what the future of fashion looks like, reflecting the new needs of our planet.

We're blown away by Alexander McQueen's latest eyewear collection. Take a look at our favourite frames here!

This season Stella McCartney Eyewear introduces a new collection of styles inspired by the ready-to-wear collection.

Some of the latest frames to arrive at Tortoise+Black feature stunning pastel colours and softer silhouettes.

Take a look at this rundown of some of our most loved black and white frames from across the Tortoise+Black range.

This timeless shape is where it all began for designer eyewear. Discover our favourite Aviator frames!

Youthful, boundary-breaking and undeniably modern. We welcome Saint Laurent sunglasses and optical frames to Tortoise+Black.

The world of hip-hop has been defining eyewear trends for decades. See what the genre's biggest stars are wearing.

The choice of trendsetters and iconoclasts since the sixties. Check out the frames which make the world go round!