【12 Grits Assortment】120/150/180/240/320/400/600/800/1000/1500/2500/3000 Grit, each grit got 2 sheets 【Handy Size and Easy to Identify】All the sand papers are in 9 x 3.6 inches, you also can cut it into any size as you need. The soft-back sand paper ensures a good hold by your hand and you can use it to polish the objects smoothly with only moderate effort, with high resistance to slip or loose during usage. The grits spec is printed on the back of the sandpapers for easy identification. 【Wet or Dry Sanding】Waterproof and tensile resistant technology enables these abrasive paper sheets sturdy and lasts for a long time using in your projects, and they can be used for both wet and dry purposes.