Wolf Forte Primo Violin Shoulder Rest Violin 4/4-3/4 Size (840220)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. Height and pitch adjustable using 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.