ADJUSTABLE LENGTH STRAP: Fully adjustable length from 32.3" - 43.3" (83-110CM), suitable for most players, fits most 16-120 bass accordions. PREMIUM QUALITY MATERIALS: The Accordion straps are made of high quality PU material and sturdy chrome-plated metal fittings, sturdy and durable for long-term use. Hand Wash Fastening: Adjustable Classic CO-Accordion Strap COMFORTABLE SHOULDER PADS: Equipped with thickened soft pads, which can provide you with more support and comfort, and reduce tiredness for long time practicing. EASY TO INSTALL: Features a strong buckle and adjustable design for quick and easy installation to your accordion. The accordion straps are flexible and easy to adjust the size as needed. A MUST HAVE: The accordion shoulder strap not only protects your accordion, but is also a great addition to your practicing and playing.