Archival-safe?? acid-free polypropylene material</br>Sized for oversized cards up to 3.5"x 5"</br>Ultra PRO hologram quality seal</br>Ultra clear finish</br>40-count pack</br></br>Product Description</br></br>Black 40ct Oversized Deck Protectors?? Archival-safe?? acid-free polypropylene material?? Sized for oversized cards up to 3.5"5"?? Ultra PRO hologram quality seal?? Ultra clear finish?? 40-count pack.</br><br/>http://www.amazon.com/gp/product/B003K5TMJWrr d