This is the D3O knee armor that fits into Rokker Jeans with knee armor pockets. Take your protection to the next level. CE Level 1 certified protectors Maximum comfort through softness and flexibility, but stiffens upon impact D3O displays excellent shock absorption as the intelligent molecules inside lock together, spreading the force over the whole pad Features VELCRO brand closures pads for perfect positioning in ROKKER protector pockets D3O armor does not need to be removed when washing Rokker Jeans Sold in pairs