This item can grip violin well. Owing to its adjustable design, it is universal fit for 3/4 4/4 size violin. Features: Universal type Violin shoulder rest for 3/4 4/4 size violin. Plastic shoulder rest and EVA foam pad, exquisite and padded. You can adjust the angle of the claws to match your need better. Padded EVA material for added comfort. Grips violin well. Specifications: Material: Plastic + EVA Product size: Approx. 20 * 6 * 3.5cm / 7.9 * 2.4 * 1.4in Product weight: 56g / 2.0oz Package size: 20 * 6.5 * 4.5cm / 7.9 * 2.6 * 1.8in Package weight: 83g / 2.9oz Package List: 1 * Shoulder Rest Note: The violin in the picture is not included.