• One of the easiest to use, most-versatile sanding & finishing tools ever invented!
• Unique micro-pore foam has superior durability and conforms to curved surfaces easily; lightweight
• Sponge 4-pack includes two each of fine + medium (120 & 80 grit) and medium + coarse (80 & 40 grit)
• Industrial-grade abrasive embedded into sponge surface during manufacture for longer life
• Effort-saving tool for finishing, painting/staining; use wet or dry on wood, metal, plastic, drywall

Set of four 4" x 3" x 1" 4-sided sponges; each sponge weighs less than 1 oz - sand longer with less fatigue.