This season, the COS eyewear collection sees reimagined classics told through modern shapes and innovative materials. These sunglasses are crafted using NaiaTM acetate that's made from sustainably sourced wood pulp and come in a tortoiseshell-effect colour palette with tinted lenses. They're designed with oval frames that are squared off at the sides. 100% UV-protected tinted lenses Come with a case NaiaTM acetate is a fully traceable cellulose acetate fibre made from sustainably sourced wood pulp, using a lower environmental impact process Shell: 100% NaiaTM Cellulose Acetate, Temple: 70% NaiaTM Cellulose Acetate, 30% Brass. Lens: 100% Polyamide. Excluding trims. Colour: white