The Tubes shrink to fit over cable splices and can be used for wire harnessing, covering, marking and bundling of wires. They can be used for auto, marine, plane, home, industrial and computer use. The assortment Includes the following sizes in multi-colors: (40) - 3/32 inch, (55) - 1/8 inch, (55) - 3/16 inch, (55) - 1/4 inch, (5) - 5/8 inch, (10) - 3/8 inch, (10) - 1/2 inch, (5) - 3/4 inch.