Original, Chin-Chum Pad For a violin or viola chin rest. 
New/Old Stock - the Original Chin Chum that others have copied.
Instructions on tag: "Attach cushion to chin rest by sliding half slip over front portion of chin rest. Attach rubber band from underneath to either corner on the back. Slip pad under rubber band - secure on opposite corner.        Can be hand washed with mild soap, hang to dry".
NOTE: we have chin chums for the Suzuki smaller violin and viola chin rests also.
See our site.