Keep your surface clean as you hand sand with the 3M Pro Grade Dust Channeling Sanding Sponge. Featuring innovative channels on one side and a flat surface on the other, this two in one sanding sponge is great for detail work and flat sanding. Made with premium minerals and ultra durable foam, this sanding sponge lasts from one job to the next and lets you easily control the direction you're sanding. An innovative coating helps reduce clogging, and you can rinse the sponge and reuse it again and again. Tell extra dust to take a hike and reach for the multitasking power of the 3M Pro Grade Precision Dust Channeling Sanding Block Sponge.