Ultimate Guard Katana Sleeves are the premium TCG card sleeves on the market. These high-quality protective sleeves for standard-size trading cards (Magic: The Gathering, Pokémon, Lorcana, One Piece, Flesh and Blood, etc.) are unrivaled in terms of shuffle feel and durability. With an ultra-clear front and an extra-opaque back, Ultimate Guard's Katana Sleeves meet the highest standards — even for extensive, high-level tournament play. Size: 3 x 3.6 inches.