Do it Jumbo Coarse/Medium Grit All-Purpose Sanding Sponges, 5-Pack features aluminum oxide abrasive urethane foam that is for a variety of sanding tasks. These versatile sponges can be used on wood, metal, plastic, drywall, and painted surfaces, making them i for both professional and DIY projects. Their unique design allows them to conform easily to corners, irregular surfaces, hard-to-reach contours, wood trim, and spindles, providing a smooth and even finish every time. These sanding sponges are also reusable; simply rinse them clean and use again for continued convenience and efficiency. Model Number: 380199