1、The violin shoulder rest is adjustable to fit the 4/4 and 3/4 violins, it is well-built, comfortable to use, and will last a long time. 2、Feet height can be adjusted to your size, which help you to place the shoulder rest in the most comfortable position. 3、Anti-aging silicone feet give a firm control of your instrument, which have no detrimental impact upon the sound of your instrument, nor will it scratch or damage your violin. 4、Thick foam pad on the underside of the bar enhances comfort further, allowing you to play for long periods of time without causing shoulder pain or irritation. 5、Provides glossy and stylish looks that will perfectly complement your beloved violin. Features: The violin shoulder rest is adjustable to fit the 4/4 and 3/4 violins, it is well-built, comfortable to use, and will last a long time. Feet height can be adjusted to your size, which help you to place the shoulder rest in the most comfortable position. Anti-aging silicone feet give a firm control of your instrument, which have no detrimental impact upon the sound of your instrument, nor will it scratch or damage your violin. Thick foam pad on the underside of the bar enhances comfort further, allowing you to play for long periods of time without causing shoulder pain or irritation. Provides glossy and stylish looks that will perfectly complement your beloved violin. Specifications: Material: ABS, Silicone, Foam Color: Black and White / Red (optional) Item Size: 21.4*6.5*4.8cm / 8.42*2.55*1.88in Item Weight: 56.8g / 2oz Package Size: 21.9*6.1*6.1cm / 8.62*2.4*2.4in Package Weight: 116.3g / 4.1oz Packing List: 1 * Shoulder Rest 1 * Cleaning Cloth 1 * Shoulder Rest 1 * Cleaning Cloth