Seal with Confidence - With a 3:1 shrink ratio, GearIT Heat Shrink Tubing reduces to 1/3 of its original diameter, providing an incredibly tight and reliable seal. Precision Protection, Seamless Insulation – Crafted with dual-wall construction, this tubing goes above and beyond, offering enhanced protection against wear and tear. Perfect for electronics, wiring, or any project that demands top-notch insulation. Wrap, Shrink, Secure - The built-in adhesive lining melts when heat is applied, creating a watertight and exceptionally durable seal that stands up to the test of time. Enjoy the peace of mind that comes with a waterproof, flame-retardant, and chemical-resistant seal, ensuring your connections remain safe and secure in even the harshest environments. Engineered for Excellence - This marine-grade tubing boasts exceptional resistance to fluids, heat, and mechanical strain. No matter the challenge, your connections will remain intact and secure, even in the face of extreme conditions. Quality You Can Trust - GearIT Heat Shrink Tubing holds prestigious safety certificates including ISO, RoHS, SGS, REACH, and is UL recognized. When you choose GearIT, you're choosing quality, reliability, and peace of mind.