[ 3:1 Shrink Ratio ] - Recovers to 1/3 of its original diameter, and makes a tight seal. 3:1 stronger retraction ratio makes it more suitable for electrical segregation or insulation of the open cable or the connected one.
[ Glue On The Inner Wall ] - Dual Wall adhesive lined heat shrink tubing. When heat is applied, adhesive on the inside comes out and seals the connection, creating waterproof and long-lasting insulation. Outer wall provides abrasion resistance.
[ Variety Of Sizes ] - Total 200pcs ratio 3:1 heat shrink tubings. We have included the 7 most typically used diameters ranging from φ1/8" to φ1". Heat shrink assortment designed with the same length of 1.75 inches.
[ Reliable & Premium Quality ] - Made of high quality polyolefin. Our Heat Sink Tubing possesses excellent flame retardant and insulation performance. 3:1 stronger retraction ratio makes it more suitable for fitting the broken wires, electrical insulation, wire connection etc.
[ Simple To Use ] - Slide the wire shrink wrap over your connection point and apply heat. Then the wire heat shrink will wrap the wire tight and evenly within seconds.