Micro Hand Sanding Block Kit, 3.5” x 1” Pad, Hook & Loop Backing, 40 S — TCP Global
Amazon.com: BOSHCRFAT 10 Pack Sanding Block, Washable and Reusable Sanding Sponge for Wood Drywall Metal Glasses Coarse/Medium/Fine/Superfine in 60/80/100/120/180/220 Grit Sandpaper Block Sand Paper Brick : Tools & Home Improvement
3M Pro Grade Precision 2-1/2 in. x 4-1/2 in. x 1 in. 80-Grit Medium Block Sanding Sponge 24000PGP-M-B - The Home Depot