These cans are ideal for storing your fuel. The tight fitting lid helps prevent leaks. The small can is ideal for fire fingers, eating torches and individual fan wicks, while the larger can is ideal for poi, staves and fuel storage. The large can has an attached lid opener so you will never have to ruin your keys opening cans. It has a convenient bottle opener on the other side for those after performance parties. The Small can is one Quart (almost a liter) and the Large is a Gallon (almost 4 liters) Note: It is a good practice to always label what is in your can.