Size: Large Gator drywall joint sanding sponge is best for finish sanding of drywall joints. Aluminum oxide durable grains are recommended by professionals for sanding a wide variety of surfaces. Extra flexible for sanding contours, irregular shapes or flat surfaces For sanding flat surfaces, irregular shapes and contours Rinse and reuse for longer life Abrasive grit on all 4 sides Series Name: N/A Type: Sanding sponge Size: Large Width (Inches): 2.93 Durability: Commercial Grit: Multi-grade pack Height (Inches): 4.93 Length (Inches): 1 Package Quantity: 2 CA Residents: Prop 65 Warning(s): Yes UNSPSC: 47131600