Rolling Utility Seat with Detachable Sitting CreeperGetting on the right level has never been easier than with the Cat Utility Seat with Detachable Knee Creeper. The rolling seat lets you work in a comfortable seated position for as long as it takes to get the job done. If you need to get lower, remove the top seat cushion to use it as a sturdy mobile knee creeper. The 2 in 1 creeper rolling seat is a sturdy and comfortable steel framed seat with a 330 pound weight capacity rolling on 4 inch wheels.