Wirefy 1/2" Heat Shrink Tubing - 3:1 Ratio - Adhesive Lined - Marine Grade Heat Shrink - Black - 50 Feet Roll.

3:1 SHRINK RATIO Recovers to 1/3 of its original diameter, and makes a tight seal. Eliminates the problem of 2:1 tubing not shrinking tight enough. GLUE INSIDE When heat is applied, adhesive comes out and seals the connection. This creates waterproof and longlasting insulation. EASY TO USE Simply slide heat shrink tube over your connection point and apply heat. Make professional insulated connections in seconds. DUAL WALL TUBING Provides enhanced protection from wear and tear. Industrial grade tubing is resistant to fluids, heat, and mechanical stretch. VARIETY OFDIAMETERS Get the exact diameter you need. 50 Feet of shrink tubing will last through many projects.