PU Foam material, comfortable grip, suitable for long-term operation, not tired, not grinding hands. Hook and Loop works great to keep the disc attached. Light Weight ,easy to use. The is smooth and dust free, easy to clean. It can attach grinding product .Suitable for wood polishing , household cleaning , automobile maintenance , finishing grinding. 6 grits-80, 120, 180, 240, 320 and 400, each of them have 10pcs. 6 different grits enables micro-sander to do a wide range of sanding needs. color:Yellow Material:PU Package Contents: 1 x detail sanding handle 60 x sand Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.