Remo Pw131800 Powersonic clear kick skins have focused bass tones and the fastest response to the beat.The Powersonic Clear kick skins, consisting of two layers of transparent layers of 7.5 mil and 5mil thickness, along with two sponge-reinforced control rings to reduce lower frequencies, making it easier to achieve more punchy tones. Comes with an additional silencer with snap and leather protector patch. The additional silencer system on the bottom of the hitting side of the skin helps you adjust your sonnets to the place and the circumstances.