The Wolf Forte Primo Violin Shoulder Rest is adjustable in height from 1-1/4″ to a full 3-1/4″, Willy Wolf shoulder rests have long been favorites of professional violinists and violists. Both the height and pitch are adjustable by using the swiveling legs. The bar is metal with a foam rubber strip and can be bent to conform to the individual player. Fits 4/4 and 3/4 violins.