MMF Industries Porta-Count Extra-Capacity Rolled Coin Nickel Storage Tray, 3.75 x 5 x 10.5 Inches, 100 Dollar Capacity, Blue (212070508) Patented trays made of indestructible yet lightweight ABS thermoplastic ABA color-coded blue extra-capacity tray Blue tray holds $100 in nickels Trays interlock for stacking Long-lasting trays will pay for themselves