[4:1 SHRINK RATIO – STRONGER, TIGHTER, RELIABLE SEAL] Experience premium performance with HUAKAYO's 4:1 heat shrink tubing — shrinks to one-fourth of its original diameter for a tighter, waterproof, professional-grade connection. Perfect for projects that demand extra compression and durability under any condition.
[ADHESIVE-LINED FOR WATERPROOF SEALING] Built with an inner adhesive layer that melts and bonds as heat is applied, creating a fully sealed, waterproof, and corrosion-resistant connection. Ideal for marine, automotive, and outdoor applications.
[DUAL WALL DESIGN – TOUGH OUTSIDE, SECURE INSIDE] The rugged outer layer offers high abrasion and mechanical resistance, while the inner adhesive lining delivers superior insulation and strain relief — ensuring your connections stay secure and protected over time.
[13 MOST-USED SIZES] Comes with 13 Size in 13 popular diameters: 3/32” (10FT), 1/8” (10FT), 3/16” (6.5FT), 1/4” (6.5FT), 5/16” (6.5FT), 3/8” (15FT), 1/2” (10FT), 5/8” (2FT), 3/4” (2FT), 1” (2FT), 1 1/4” (2FT), 1 1/2” (2FT), 2” (2FT). For all wiring and repair needs. Totaling 54 feet in length.
[WIDE APPLICATION RANGE – MARINE, AUTO, DIY & MORE] Engineered for professionals and hobbyists alike. Use it for automotive repairs, marine wiring, electrical insulation, DIY electronics, or home improvement projects. Resistant to moisture, fuel, oil, and chemicals — made to perform where others fail.