The swivel caster wheels allow the dollies to be moved in any direction and can easily glide over surfaces. The Alpine Rectangular Trash Can Dolly is a vital investment for any company that wants to reduce worker strain while increasing productivity. They are designed with rounded edges to prevent scratching and scuffing to walls or other surfaces. This dolly can be used for one slim trash can or you can efficiently connect multiples to allow one worker to empty several at a time. Color(s): Black; Dolly Size: 8.2 x 24.4 x 15.7; Maximum Weight Capacity: 200 lbs; For Use With: Alpine Industries 23 gal Slim Trash Cans; 23 gal Rectangular Trash Cans.