Guardhouse brand coin tubes feature a unique, proprietary design and are the perfect solution for storing one half oz silver rounds. Sleek and ergonomic, the Guardhouse snap-tight lids and translucent tubes allow for easy identification of their contents, stack for tidy storage. Convenient thumb slots allow for quick access when boxed. Bulk Guardhouse brand coin tube boxes are clearly labeled to identify contents and come in interior boxes of 50 (20 boxes of 50). Patent: D782772 Guardhouse Coin Tubes#: 091037816771. Size: 33dx58mm. Sold in Packs of 50.