You should be the one to decide when your cello moves'. '.strtoupper('t')he gewa cello end pin floor protector will surround your endpin with its round shape meaning it wont slip when on the floor but you can easily adjust your position'. '.strtoupper('i')t moves with your cello so this protector keeps you in charge'. '.strtoupper('n')ever be without it as its small size makes it an easy addition to your case meaning the stress of an awkwardly slipping cello is a thing of the past'. '.strtoupper('d')ont leave scratches behind you'. '.strtoupper('a')s well as giving you security whilst playing this floor protector also gives you peace of mind that you arent causing any upset about scratched floors with the sharp point of your cello'. '.strtoupper('a') rubber surface will cover the entire end of the spike so nothing but applause will follow your performances!