This is a "Cells at Work" Platelet-chan card sleeve. It is a new, unopened item. Sleeves, Comiket, Unconfirmed Sleeves, Winter Comiket, C97 Weiss, Vanguard, Chaos, Precious Memories, Level Neo, Rakuen Logic, WIXOSS, FGO, Pokemon, Pokemon Cards, FGO, FateGO, Doujin, Trading Cards, Trading Card Game, Piraluc, Sunpan, Goddess of Chaos, Scarlet Agents, Cake Rabbits, Gramscale, C98, White Clover, Itsuyudan, D-island, Midnight Blue, CakeRabbits, Akaba, Zebrasmise, Suncre, Sunshine Creation, Comiket, Comitre, Comic Market, Comic Treasure, Super Comi, COMIC1, Comic 1, COMIC☆1, Comi1, Touhou, Reitaisai, Autumn Reitaisai, Aqua Alta, Cluster, Flessia, Frontier Game, Character Sleeves, Character Sleeves, Character Sleeves, VICTORY SPARK, TCG, Card Game, Anime Goods, MTG, Duel Masters, Z/X Zex, Fire Emblem Cipher, Weiss Schwarz, WIXOSS Lycee, Chaos TCG, Prememo, Air Sun Size: Approximately 67mm x 92mm Compatible with Pokemon cards, Weiss Schwarz, Duel Masters, etc.