Scotch-Brite Color Prep Scuff comes in a 4-3/4" x 15' roll that may be easily perforated into 4-3/4" x 6' pads. It is built with silicon carbide mineral, which is sharper than most aluminum oxides and makes it a better choice for finishing, paint, plastic and metal. Scotch-Brite Hand Pads quickly and efficiently clean, blend and finish, rinse clean and will not rust.Tightly graded Scotch-Brite Durable Flex Hand Pads are tightly graded with more active mineral sites for fast, consistent action without compromising the final finish. Flexible construction is conformable for more complete scratch in channels, grooves, tight spots and other hard-to-reach areas. Pads are specially coated to resist loading and to prolong their life.The Three Pad Scuffing System, which includes Scotch-Brite Primer Prep Scuff and Scotch-Brite Clear Blend Prep Scuff 07745, is packed with more active mineral sites for fast action without compromising your final finish.