1. 105 Pieces Multi-grit Mouse Sander Sandpaper Set: Our mouse sandpaper assortment set provides you with the multi-grit sandpaper you need. You will get 105 total sanding discs of 7 different grades, 15 pieces of each 40/60/80/120/180/240/320 grit. The higher the number, the finer the grit. Great value meets all your needs. 2. Heavy Duty and Thick Material: Our palm sander sandpaper is made of high-quality alumina particles and a high-quality resin binder, durable, strong antistatic, and improve work efficiency. Easy to use and last for a long time of sanding. 3. Premium Mouse Sandpaper Hook and Loop: Velcro hook-and-loop backing, easy to stick to the mouse sander, will not fall during use, can quickly and easily remove and replace the sandpaper, and lengthens the life of the abrasive. 4. 5 Hole Mouse Sander Sandpaper: Mouse sandpaper is 5 holes punched, which prevents the machine from being blocked by dust during use and plays a better cleaning effect, offers better surface finishes, and perfect cleaning and polishing effect.