Roto molded 3 bushel poly hampers (.225 thick poly) with sturdy zinc plated heavy-duty wire base are perfect hampers when you need a durable permanent hamper. Comes with four 2" hooded ball casters that allow for smooth transporting. These hampers are totally leakproof and virtually indestructible with easy opening hinged poly lids. Unit has an easy pivot lid for easy access and total cleanliness. Units nest for easy storage and are a breeze to clean. Easy opening lid keeps laundry contained in controlled sanitary conditions.