... The professional grade foam is comfortable to grip and maintains its shape through a variety of sanding ... oil enamel, latex primer, lacquer, sanding sealer, and other coatings on wood, paint, metal, plastic, ... They can be used wet or dry and are washable and reusable. Sanding is an integral step ... long lifeSharp abrasive mineral for fast cutSands flat and contoured surfaces Usage: shell of mobile phone, ...