The piano slow fall buffer is an innovative piano accessory that enhances safety and convenience. By installing this piano slow closing cover, you can prevent the lid from slamming shut, which can cause damage to the piano and potential injuries. Features -Color:Black -Material:Metal -Size:10.00X7.50X2.50cm/3.93X2.95X0.98in -Size:11.50X3.20X0.20cm/4.52X1.26X0.08in - Safety: ensuring the safety of young pianists by preventing injuries with a specially designed slow-close buffer for the piano lid -Slow-close mechanism: minimizing noise and reducing the risk of accidental hand injuries - User-friendly accessory: which requires no additional tools and is compatible with all piano models -Aesthetic: this accessory maintains the instrument's elegant appearance while providing added functionality -Offering comprehensive protection: this guards against pinching,water, and scratches Package list: 1 x Piano Slow Fall Device