Monoflo Polyethylene Stacking Container - 24x15x9-1/2" Monoflo Polypropylene Stacking Container feature straight walls that allow efficient cubing in trucks or on pallets. Durable injection-molded high density polyethylene material will not corrode, crack or rot. Reinforced corners and comfort grip handles increase strength and durability. Stacking capacity is 150 lbs. Gray color., Lot of 1