Sunmight Film is much more durable than paper and will not tear easily.The high durability of Sunmight Film provides a longer product life while the even surface provides an outstanding finish. Film is the best choice for dry or wet sanding applications. It is made with premium grain, a strong resin bond, and a special stearated coating. This provides superior performance and life. With a uniform mineral coating on a perfectly even surface, this film works better than paper. The end result is an outstanding finish without deep scratch marks.