Standard block drywall sanding sponge built for drywall, wood & paint prep. This Wallvex option is available in medium/fine grit with 2-5/8 in x 3-3/4 in x 1 in dimensions and 100 count packaging for commercial purchasing and repeat project consistency. Need alternatives by grit or shape? Explore related sanding sponges, sanding discs, and bulk abrasives in our category collections before checkout.