Mini USA Card Sleeves Expertly crafted and engineered to fit all of your 41x63mm cards like a perfectly machined glove. Popular for use with: Twilight Imperium™ 3rd Edition ONLY Warrior Knights™ World of Warcraft Boardgame™ Many more! About these card sleeves: Custom crafted for cards sized: 41x63mm Best fit in the industry! 100% Archival Safe Acid-Free PVC-Free Clear Polypropylene Notice:Our Mini USAcard sleeve size was based on another company s sizing claims that some really popular games were compatible. As such please be cautious and make sure to measure your cards before ordering these sleeves as information on the web pointing you to this page may be inaccurate. The following games are closer to 43x65mm right in between our Mini USA and Mini Euro sizes and are incompatible with our Mini USA Card Sleeves: Arkham Horror and expansions Battlestar Galactica and expansions Chaos In The Old World Middle Earth Quest Talisman and expansions Others