Nice DesignSpecially designed fixed tilt, the unique design of the violin shoulder rest by computer modeling. High Quality MaterialsViolin shoulder rest is made of strong ABS material of high quality that provides both strength and flexibility. Non-Slip DesignThe adjustable violin shoulder rest holding feet are made of non-slip and wear-resistant material, which will avoid too much wear on the edges of the violin. Easy to UseThe non-slip rubber violin shoulder pad attaches easily and is comfortable, the dimension adjustment system is simple. ApplicationCompatible with 3/4 and 4/4 violins, traditional high strength areas are reinforced for long term durability. Shoulder rest for Violin 3/4 4/4 by TIMESETL Violin Shoulder Rest for 3/4 and 4/4, Foldable &amp; Adjustable Parts Shoulder Rest for Violin Practice Foldable and Adjustable Violin Shoulder Rest for 4/4, 3/4 , for Beginners and Professionals This foldable violin shoulder rest is easily adjusted with several spacing options, easy to place the violin on the shoulder alone, the hooks have a plastic coating which should avoid excessive wear on the edges of the violin.< /p> Specifications: Material: Plastic + Rubber Size of the product: 20.3*6.3*3.6CM The pauqet included: 1 * Violin Shoulder Rest 3/4 4/ 4