These fan favorite sunglasses are made of a strong polycarbonate that allows the frames to flex and bend for a comfortable fit and exceptional durability. The San Francisco 49ers colored frames feature rubber sport grips and team logo. The lenses have 100% UVA/UVB protection. Officially licensed NFL product Licensee: Siskiyou Buckle. Maximum UVA/UVB protection. Flex hinges for comfort and durability. Sporty style for active people. San Francisco 49ers silk screened logo. Is made by Siskiyou Gifts.