This season, the COS accessories team interpret classic D-frame sunglasses in a modern transparent green colourway. Crafted from fully traceable NAIATM acetate, they're designed with tinted lenses and come in a protective pouch. Come with a pouch NAIATM acetate is a fully traceable cellulose acetate fibre made from sustainably sourced wood pulp, using a lower environmental impact process Frame: 100% NAIATM cellulose acetate. Temples: 64% NAIATM cellulose acetate, 36% Brass. Lenses: 100% Triacetate plastic. Excluding trims.