Garrett Leight California Optical - Byrne Sun Round-Frame Tortoiseshell Acetate Sunglasses - Men - Black

. Garrett Leight California Optical's 'Byrne Sun' square-frame sunglasses combine details from the brand's best-selling 'Ace' and 'Brooks X' styles, so they're bound to become a favourite. Made from cellulose acetate, they're fitted with tinted lenses and have a classic keyhole bridge to ensure a comfortable fit.