Holds 150 standard size trading cards (2-1/2" x 3-1/2" card dimension)</br>Square corners to help protect card corners</br>Extra strong and archival safe</br>Air tight closures</br>Stackable</br></br>Product Description</br></br>This Ultra Pro Heavy-duty stackable box with snug fitting semi air-tight closure holds 150 standard size trading cards (2-1/2" x 3-1/2" card dimension). Square corners to help protect card corners.  Protective case perfect for shipping cards?? or for taking to a show to trade. Made by UltraPro in China.</br><br/>http://www.amazon.com/gp/product/B0002TT3LG