Ultra PRO's original clear Soft Trading Card Sleeves are made with non-PVC, archival safe, and acid-free polypropylene film. These sleeves protect your valuable trading cards and collectible game cards from dust, dirt, and natural oils from your hands during handling and storage of the cards. Designed to hold standard size (2.5" X 3.5") trading cards up to 35 points in thickness, these sleeves also minimize surface scratches on your cards during sorting, display, or, for gaming cards, during gameplay. The original "Penny Sleeves", Ultra PRO's clear Soft Trading Card Sleeves protect your valuable trading cards and gaming cards during sorting and gameplay Designed to hold 2.5" x 3.5" (63.5mm x 88.9mm) standard size cards up to 35 points in thickness Made with clear non-PVC, acid-free, and archival-safe polypropylene film