Industrial strength construction transports heavy loads with ease. Easy to handle and maneuver through commercial doorways and onto elevators. Constant force design allows for controlled dumping by one person. Inset wheels on 1/2 cu. yd. (.4 m3) and 1 cu. yd. (.8 m3) models protect walls, fixtures and patrons. Smooth surface is easy to clean and resists pitting and corroding. X-Colors (Blue, Yellow and Red) available on selected SKUs. Contact customer service for details. Optional domed lids available.