MULTIPLE SIZES-This Heat shrink tubing kit has a very large variety of sizes for home use. The shrink tubing set contains 14 sizes, and the number of each size is sufficient but not redundant. The multiple sizes of this heat shrink kit make it a NO-BRAINER when working with electronic devices. | ORGANIZED WELL-The heat shrink tubing comes in a nice compact case and the semi-modular container keeps each size separately. It will not go wrong with the sizes of shrink tubing under the premise of referring to the size map. The case is great for storing heat shrink neatly and not chaotically no matter where you throw it. | EASY TO USE-You can just shrink heat shrink tubing with a lighter when you don't have a heat gun on hand. Of course, if you'd like to use this shrink tubing more professional, standard heat gun will be much better lol. The heat shrink are all pre-cut into the most common sizes you'll need which makes your work a lot faster. | HOLD TIGHTLY-The heat shrink tubing is well made of high quality material, thick and durable. Cover the area with them and shrinking shrink tubing with a heat gun, then it will wrap the wire tight and evenly within 10 seconds. With this heat shrink kit you will become more confident in your soldering work. | WARRANTY-Pointool is committed to providing excellent quality products and worry-free shopping experiences for DIY enthusiasts. All of our heat shrink tubing kits are backed by a three-year warranty and lifetime free technical support. So come on, let shrink tubes make your amateur DIY more professional!