Silver Travel Glass Dice Tube 5 Dice. The Silver Miniature Travel Dice Tube has Sterling Silver caps at both ends and a glass body. There are five coloured miniature dice included. The Travel Dice tube measures approx. 58 mm long x 15 mm in diameter and is fully hallmarked and boxed. Please note the colour of the small dice may vary. Also available a Silver dice tube and a large glass dice tube with silver ends. See below for matching Gifts.