BCW Standard 3-Inches x 4-Inches toploaders are made of high-quality, rigid PVC. These toploading holders are some of the most popular rigid individual cardholders in the collectible card industry. Use this product to protect, store or display collectible baseball cards, football cards, hockey cards, or other trading cards like Magic The Gathering, Pokemon, YuGiOh, and others. 12-mil thickness panels. Topload, open on the short side. Each cardholder holds a standard trading card - Up to 20 pts.