Heat Shields...Crotch Coolers...call it what you will. It works. If you ride a v-twin then you know what a problem heat can be whether you are riding or sitting in traffic. We have come up with a product that will really help you out. In order to install the heat deflector you remove your seat, put the heat deflector below the and tighten your seat back down. Pretty simple. The heat shield is make of leatherite on top and suede facing your bike, so nothing can scratch.