Squaroes by Ultimate Guard are the next generation of TCG gaming accessories! Crafted from high-quality, 78% sustainable materials they combine outstanding card protection with collectibility through exclusive designs, limited one-off printings, and deck boxes available in varying rarities. The ONE PIECE Squaroes hold up to 100 standard- or Japanese-sized trading cards (from games like Magic: The Gathering, Pokémon, Lorcana, Flesh and Blood, Yu-Gi-Oh!, Riftbound, and One Piece) in double protective sleeves*. As a new spin on Ultimate Guard's fan-favorite Boulder deck box, Squaroes offer an ultra-sturdy case with a secure closure, while staying easy and convenient to open.
Also don't forget to complete your ONE PIECE collection with the "Wooden Chest" Collectors Case—the ultimate mass storage solution for up to eight Squaroes!
*Designed for Ultimate Guard sleeves. Sleeves from other brands may affect the capacity.
2026-06-23
