【Enineering Materials】: The sandpaper backing is made of strong ABS material with soft, light and strong handle and pad, which provides a more pleasant hand feeling when using this hand sander. No odor, ideal for wet and dry sanding. 【Ergonomic arc handle】: Hand sander with sponge handle is comfortable to hold. The anti-slip and anti-wear design reduces fatigue when using the hand sander and makes it easier to work to improve the working speed. 【Easy to use and secure clip】: The metal clamps on the sides are very robust. They hold sandpaper securely, faster and easier, allowing different grits of sandpaper to be changed. After cutting the sandpaper, you can use it for sanding. 【Size】: 7.3 x 3.6 inch (18.5 x 9cm) size wall paint sanding pad, suitable for paper glass 9 x 3.6 inches (23 x 9cm). 【Make sanding easier】: It is used with sandpaper (not included). Perfect for polishing variety of materials like wood, plastics, metal, stone, to paint the surface. But can also be applied to