Product name : Manicure Sanding Bands Materials: Top grade Aluminum Oxide / Silicon Carbide / Ceramic Liner Material: Durable cotton Colors: Zebra;Black;Yellow;Purple;Brown;Blue;Green Size: 6.35*12.7mm Grits: 80#, 100#, 120#, 150#, 180#, 240#, 320#, 400#