The Heat Shrink Tubing Assortment is a tool which protects solder joints and wires. The Compact translucent storage plastic bag with a molded catch to prevent spillage, as well as compartments labeled with size, makes this a handy item for the Technician or Hobbyist workbench or van. This is a tool that is recommended for any soldering job or areas where wiring may be subjected to bending or rubbing. It is easily affordable and is also available in various colors and sets. You can choose that in the color section above.