Created for the 9-inch (Orange) Silent Runner Wheel. Pointed claws could cause scores. One method to prevent that is to lean your animals claws over a regular schedule. The newest Sandy TrimmerTM Wheel makes this simple! This can be a glider-protected plastic track, with delicate harsh product forever bonded to it. The track is washable for simple maintenance. This track features a delicate mud harsh interior end. Your furry friendis claws are attached instantly because they runin a Quiet Runner WheelTM. Only disassemble your Quiet Athlete, exchange the normal track with all the Sandy Trimmer Place, and position the wheel inside your animals crate for 24-36 hours to lean their claws during use.