Wes OM.3 sunglasses: understated cool for the eco-conscious. Handmade bio-acetate shapes a soft, rectangular design with balanced dimensions and solid construction. Crafted in Italy by skilled artisans, the frames use wood and cotton fibers for a unique, warm feel. BioNylon lenses, made with ecological resin, block 100% of UVA, UVB, and UVC rays.