1. ERGONOMIC DESIGN The unique ergonomic design of the shoulder rest ensures grip and stability, conforming to the shoulder shape. This prevents the violin from slipping and relieves pressure on the chin and neck. 2. RUBBER GRIPS Adjustable rubber grips securely fasten the shoulder rest to the violin. Made of soft, nonslip, and durable silicone, they provide a firm hold while protecting the violin from damage or scratches. 3. COMPATIBLE SIZES Designed to fit 4/4 and 3/4 violins, this shoulder rest comfortably supports the violinist's shoulder without requiring excessive chin or neck pressure. It prevents fatigue and pain during practice or performances. 4. MATERIAL The base is crafted from sturdy ABS plastic, while the surface features soft, thick EVA foam padding for comfort and support. This design alleviates pain and discomfort during extended practice or performances.