Durablock

Each of these six Dura-Block® Sanding Blocks are made of closed-cell EVA rubber for just the right amount of sturdiness and “give”, and come in [...]

For wet or dry sanding of contours, flats; add 2-3/4"-wide sandpaper The " 30" Long Block " allows the user to accurately sand flat, wide surfaces. [...]

This is the round styles block used to sand highly curved surfaces. Measures 11" L x 1-1/4" thick.