Shapers blocks are used in just about every shaping room in the world. 

This size fits  most 1/2 sheet paper/mesh  sizes  with velcro (loop) backing .

The Block can be used to shape decks, bottoms and flats. The hook backing allows for quick abrasive changes.

All our blocks are colour coded

Maroon - Hard Density 

White - Medium Density

Black - Soft Density 

orange - Very Soft Density