Endpin rests help cellists stop their cello endpin from sliding. Additional terms used to describe endpin rests include: endpin stops, donuts, rockstops, endpin anchors and endpin holders. Some of the devices used by cellists to secure their endpin include: round, rubber endpin holders (the round shape has earned the nickname "donut"); endpin straps; peg board sheets and carpet remnants. The following endpin rests are a sampling of numerous styles available.