Clarinet Thumb rest Cushion by BG model A21

   Made from soft  rubber,  fits standard size clarinet thumb
 metal rests on  clarinets with strap hook rings, especially suited to Buffet clarinet adjustable thumb rests.
   Usual BG France quality.

  Try one for your self, and be converted

Fits standard size thumb rests on oboes and clarinets, brands such as Yamaha and Jupiter