Nadex Alumimum Coin Tray - Stackable Single Compartment Coin Sorting and Storage Tray - Holds 400 Nickels - 10 Coin Rolls. Dimension: 9" x 3-1/2" x 7/8". Nadex Aluminium Coin Tray - stackable single compartment coin sorting and storage tray - Holds 400 nickels, 10 coin rolls or 20 US dollar worth coins. Constructed with heavy duty aluminium material able to withstand up to general use, keeps your wrapped coins accessible & neatly organized. Stackable design saves space efficiently and makes storage hassle-free, accumulate all of your coins in one convenient place. Our Guarantee: Nadex manufactures a variety of coin management and money storage products. All Nadex products are backed by a 1 Year warranty! Please visit Nadex Coins to activate and don’t hesitate to contact us with any questions or concerns.