FRAME FEATURES: RB4426 Phil sunglasses feature a square, transparent light brown frame with a cut-out bridge and brown lenses. Made with sustainable bio-acetate frame material. SUSTAINABILITY: This Bio-Acetate frame is made with 65% bio-based materials, derived from renewable sources such as cotton, wood pulp, cereals, beet and sugar cane. 100% UV PROTECTION: To protect your eyes from harmful UV rays, these Ray-Ban sunglasses include lenses that are coated with 100% UV protection. CASE & CLEANING CLOTH INCLUDED: This pair of Ray-Ban sunglasses come with dedicated sustainable packaging, made with recycled materials. VISIT THE RAY-BAN BRAND SHOP: Click on the Ray-Ban link above the product title to shop the entire Ray-Ban sunglass and eyeglass assortment.