What is dead may never die. Join House Greyjoy and Pay the Iron Price. Game of Thrones Brushed Art Sleeves are made of tough, PVC-free polypropylene. The artwork is printed directly on the sleeves and doesn?t peel or split. The sturdy cardboard box fits 75+ single sleeved cards or 65+ double sleeved cards. Every box has a label at the top of the box for personalization