Storage Tube 1in Diameter x 3in Long (4) Makes it easy for transporting and storage of small game pieces. Clear Storage Tube 1in x 3in with Black Caps Keep your game pieces safe, dry and neatly organized. Can also be used for storage of glass beads, board game pieces, dice, rc model parts, and other small collectible items. The hard plastic caps easily pull off for access. These tubes are not meant to be used with liquids or powders.