Guardhouse Tetra coin holders are a great storage solution for your individual coins. The clear outer plastic 2x2 snaplock cases contain a black EVA foam interior insert to hold your coin in place and provide a great background. Guardhouse 2x2 coin holders are made from sturdy acrylic plastic and fit 2x2 storage boxes. The 2x2 size allows you to tap into a wide array of accessories designed for 2x2 holders. Sold in packs of 10.