Viola Shoulder Rest Holder Support 15.5\\\'\\\' 16\\\'\\\'16.5\\\'\\\'
Viola Shoulder Rest Holder Support 15.5\\\'\\\' 16\\\'\\\'16.5\\\'\\\'. Professional adjustable, fits for 15"-16.5" Viola. Easy to adjust the shoulder rest for effective results and better comfort. For 15.5" 16" 16.5" Viola.