Oakley Flight Deck Replacement Lens Color:Clear Specifically designed to increase durability Color:Blue Light Wash Specifically designed to increase durability and base penetration After a helmet nothing provides more protection than a good pair of Pro Tec Street Knee Pads Designed with anatomic articulation in mind to maintain your full range of motion these pads fit comfortably and thanks to a lycra back and a velcro secured strap make sure the protection stays where you need it an innovation that blocks 100% of all UV radiation The Flight Deck L replacement lenses (formerly known as "Flight Deck XL") are made of premium Plutonite lens material