Violin Case, Violin Hard Case with Hygrometer, Violin Case Backpack 4/4 Full Size, Portable Lightweight Violin Backpack, Carry-On, Violin Bag with Adjustable Shoulder Strap, Rectangular Shape Violin Storage Case, White

【For 4/4 Violin】: The storage box is of moderate size, suitable for storing 4/4 violin, and the precise shape prevents the violin from moving. 【Durable Shell Material】: The violin case is made of carbon fiber, which is durable and waterproof, easy to store and carry, and protects the violin from damage. 【Shoulder Strap】: Each violin comes with two shoulder straps, which can prevent the violin from being lost and are convenient to carry for any occasion. 【Built-in Hygrometer】: The built-in hygrometer in the violin case allows you to monitor the humidity level to ensure that the shape and sound quality of the violin are never damaged. 【Concise Design】: The violin case waterproof high-quality appearance and streamlined design, simple yet smart, perfect for any occasion.