Clean project surfaces with this Gator sandpaper. The easy-to-use hook and loop method allows for fast sheet changes. This sandpaper has a zirconium oxide surface that delivers high performance. The 50-grit sandpaper has a silicon carbide component that provides a fine finish. With a resin coating, the sandpaper resists heat and humidity. The 12-pack sandpaper measure 9.5 in L x 4.75 in W.