The Easy People Longboard Riser Pads help absorb shock when riding over rocky types of terrain. They are available in 2 sizes 3mm and 6mm, the 3mm is made of rubber, and the 6mm of plastic. The 3mm is better suited to anyone looking for help with wheel bite and shock absorbance, the 6mm is best suited for wheel bite help. Our riser pads are versatile and can fit any board shape or design, easy to assemble and remove. Both Longboard Riser Padscome in a set of 2 and reduce the risk of stress cracks.