【Product Includes & Size】Package Content:600 x fiber splice tubes;Length:60mm;Outer Diameter:2. 0mm;Weight:75g * 6; Material:Polyolefin,Stainless Steel★Single holed (preshrunk)ends eliminates improper fiber . An optical fiber heat shrink tube is a protective sleeve designed to safeguard fiber optic splices and connections from environmental damage, mechanical stress, and moisture. Explore heat-shrink splice protection in multiple sizes, ideal for fiber optic cable assemblies. The HFSP is available in yellow, green, red, brown and purple, making this heat shrink tubing visually detectable. They have a shrink ratio of 2:1 and are. Shop DigiKey's large in-stock selection of Heat Shrink Tubing.