Sanding Sponge with 3mm thickness. 1 stick of 120 grid, 2 sticks of 240 grid and 2 sticks of 400 sanding sponges.

Can be used as dry or wet sanding.

Sanding sponge is great for sanding curve surface and hard to reach area. The sponge thickness range from 2mm to 5mm. The thinner the sponge, the easier it is to bend. 5mm thick sponge is more rigid, and can be used almost like a sanding stick.