Tuff Stuff Products 37 gallon round tank, tub. It's heavy-duty, smooth edges, impact resistant with industrial endurance. 100-Percent recycled LDPE flexible plastic which gives a rubber-like quality. Great for aquaponics, hydroponics, for feed or water for horses and cattle, as planter, industrial container, small secondary containment, small pond, pond liner, cooler (with ice) for outdoor events, etc. Go Green. Buy Recycled. Approximate dimension: 32" Diameter x 15" Height, 11 lbs, 1/4" thick.