Endura MT500 D30 Open Knee Pad Super Light, Super Comfortable Protection is an important part of mountain biking. The harder you ride, the more protection you should wear. The Endura MT500 D30 Open Knee Pads bring fully certified protection in a super lightweight package. They are lightweight and super flexible so you can ride all day without feeling constricted. They feature a lightweight stretch ripstop outer sleeve that wicks moisture and is breathable and silicone grippers to keep them in place during your hardest efforts. Features Super lightweight with a flexible construction D30 inserts provide exceptional protection Elastic jacquard cuff with silicone gripper to keep the pads in place while you're riding Sizing Size Small/Medium Medium/Large Large/Extra Large Bicep Circumference Up To 30cm30 - 35cm Over 35cm | Endura | Mt500 D3O Open Knee Pad Men's | Size Small/medium In Black