ZERO SWIRL COMPOUNDING PAD/7 1/4 YBP-5109Zero Swirl Rotary Compounding Pad | 7-1/2 InchThe Zero Swirl Compounding Pad is Shurhold's least aggressive pad. This pad was designed to work with the Shurhold Pro Rotary Polisher.For Shurhold Pro Rotary polisher60% acrylic, 40% woolSingle plyProduct CodesMf..