Alpinestars Men's Alps 2 Elbow Guard 100% Other Fibers Imported 330 grams weight Flexible design CE Certified 45% Polyester/20% Polyethylene/20% Polyurethane/13% Polyamide/2% Aramidic Fiber Highly flexible and lightweight knee guard constructed from breathable laminated rip-stop, PE foam and poly-mesh Integrated soft shell patella piece is covered with durable fabric made from aramidic fiber for abrasion and impact protection Velcro top and bottom elastic straps to help keep the protection in place Alps 2 Elbow Guard is CE Certified