Package Included: 4Pcs x 120-180 Grit, 4Pcs x 240-320 Grit, 4Pcs x 320-400 Girt, 4Pcs x 800-1000 Girt, total 16Pcs Sanding Sponge
Washable and Reusable: The sanding sponges is washable and reusable, conveniently to use with wet and dry wipes.
Sanding Sponges: The sanding blocks are made of brown alumina and blue sponge, including 4 different grade: Coarse, Medium, Fine, and Superfine grit.
Size (approx.): Each sanding block is 4.7 x 3.9 x 0.47 inch/ 120 x 100 x 12 mm, the sanding block is larger yet thinner, making it more suitable for use.
Wide Usage: The sanding blocks are good choices for polishing, suitable for wood, metal, furniture, paint, drywall.