Storage Tube 1in Diameter x 7in Long (4) Clear Storage Tube 1in x 7in with Black Caps Keep your game pieces safe, dry and neatly organized. Makes it easy for transporting and storage of small game pieces. 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.