The Artino Fits-All Model Violin Shoulder Rest is the perfect accessory for growing violin players as they progress to larger instruments. It can accommodate 1/8 to 4/4 violins. These shoulder rests are made of a high-strength plastic and have a firm, yet comfortable foam pad. The rest is ergonomically designed to fit the contour of the shoulder while a hi-tech synthetic skid-proof gripper provides comfort and prevents slippage. Features a wide range of width adjustments for personal preference; buy this accessory young, and it will grow with you.