Comfort: A well-designed shoulder strap can provide good support and reduce the pressure on the shoulders, making it more comfortable to carry the violin case for a long time. Durability: High-quality materials and technology can ensure that shoulder straps can withstand long-term use and are not easy to wear or break. Adjustability: The adjustable design of the shoulder strap allows users to adjust according to their height and comfort to get the best carrying experience. Security: Good shoulder strap design can ensure the stability of violin case during carrying and reduce the risk of accidental falling. Aesthetics: In addition to functionality, an elegantly designed shoulder strap can also enhance the overall appearance of the violin case, making it a part of the carrier's fashion.