The Bowmaster by Super-sensitive is an innovative teaching aid to help beginners to hold the bow correctly. It is made of pliable rubber which slides on to the bow and fits snugly over the frog. the Bowmaster is easily installed by removing the frog.
The Bowmaster has also been used effectively by players suffering from arthritis who find they can still have control of the bow but with a looser grip.
Bowmaster by Super-sensitive is available 3 sizes:
Small (Designed for 1/8th size violin bows and smaller)
Medium (Designed for 1/2-1/4 size violin or 12″ viola bows)
Large (Designed for 3/4-4/4 size violin, full size viola or small size cello bows)