Pico 8231A 1/4" Waterproof Black Heat Shrink Tubing 4' per Package

• 1/4" Inside Diameter Before Shrinking

• 3 to 1 Shrink Ratio

• Dual Wall - Outer Wall Shrinks Inner Wall Melts

• Moisture Proof after Cooling

• 4' per Package

Rigid polyolefin, dual wall. Outer wall shrinks while inner wall melts into voids. Moisture proof upon cooling. Shrink ratio 3 to 1. Operating temperatures -67F to 230F. Shrink Tubing is measured by its inside diameter before shrinking.