Our sunglasses are all produced with TAC lens to provide the ultimate visibility!  With nylon I-Flex TR90 frames in multiple styles.  Available in a variety of lens colors for all lighting conditions. Our sunglasses are made with lightweight nylon frames, scratch resistant polarized lens, 400% UV rating and have a lifetime warranty.  Unbelievably low prices from $49.99 to $59.99! Compare to other brands at over $100 a pair!  Order more than one pair to cover all possible lighting conditions and increase your visibility in any situation!