Standard Guardhouse Shield sleeves for standard 2.5 x 3.5 inch trading cards 2 mil ultra clear polypropylene Holds standard size trading cards OD 2 5/8 x 3 5/8 Fits inside 3x4 topload card holders Polypropylene is an inert, stable, PVC-Free material Protects against dust and moisture during handling and storage Ideal for wallet sized school photos 100 per pack