1、This cello anti‑slip stopper is a special wood for cello, with stable anti‑slip and reliable performance. 2、The cello anti‑slip mat is thickened with Oxford cloth, durable and adjustable, and the length is adjustable from 36cm / 12in to 70cm / 27.6in. 3、The back of this anti‑slip stopper for cello is made of thick anti‑slip sponge, which increases friction and is more stable. 4、This anti‑slip stopper for cello does not take up space, so you can carry it with you during outdoor performances. 5、The anti‑slip stopper for cello is easy to use and will not scratch the floor, protecting the piano while also protecting the floor. 1 x Cello Stopper Item Type: Cello StopperSize: Length: Approx.36-70cm / 14.2- 27.6in(adjustable)Material: Oxford cloth and wood