So your looking for a spill control product that's not too big, but not too small. The Mini Barrel Pac is your answer. Designed to conform with the Andax Modular refill system, you can contain up to a 30 gallon spill with the Mini Barrel Pac. The Highly visible yellow barrel is a perfect all-weather spill control station or use indoors. The Mini Barrel Pac has a absorbent capacity of up to 30 gallons. The Barrel is a UN certified 1h2/y180/s barrel.