3 kinds of grit size, for 3 step polishing It could be used for dry and wet polishing for granite or marble.In order to get better polishing results, we strongly advice to use only a little water or dry polishing when using step 2 and 3 pads.Diamond wet flexible polishing pad for stone, ground tile, ceramic,marble, concrete, cement floor, terrazzo, glass ceramics, artificial stone, tiles, glazed tiles, vitrified tilesDry and wet polishing ; Flexible and smooth polishing ; Fast polishing without scrach.Grit: 1, 2, 3 ( 1st step, 2nd step, 3rd step )Size: 100*10*4mmColor: black + blue + yellowMaterial: Diamond + ResinPackage Content: 3* polishing padOnly the above package content, other products are not included.Note: Light 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.