This listing is for 12 boxes. The Max Protection Storage Box is the highest quality, most competitively priced cardboard storage box on the market today. They are constructed of white corrugated paper and have a 200 lb. test strength. Use this box for store and protect collectible trading cards like: baseball cards, basketball cards, football cards, Magic The Gathering, VS, Yu- Gi- Oh, Pokemon, Dragonball Z and others.