NIYATA 275PCS Heat Shrink Tubing Kit, 3:1 Ratio with Adhesive Liner, Waterproof Marine Grade for Electrical Insulation & Wire Connectors

• 【Superior 3:1 Shrink Ratio for a Tight Seal】This heat shrink tubing recovers to one-third of its original diameter, providing a significantly tighter and more secure fit than standard 2:1 tubing. This ensures a snug seal on connections, eliminating gaps and preventing moisture or debris ingress.
• 【Integrated Internal Adhesive for Waterproofing】The tubing features a built-in inner layer of sealant adhesive. When heat is applied, this adhesive melts and flows out, creating a durable, waterproof, and long-lasting seal around the connection point for superior environmental protection.
• 【Convenient Multi-Size Assortment】The kit includes a practical selection of 7 of the most commonly used diameters, ranging from 3/32" to 3/4". Each piece is pre-cut to a handy length of 1.75 inches, ready for immediate use on various wire sizes and projects.
• 【Simple and Quick Application】Using the tubing is effortless: simply slide the appropriate size over the wire or connection and apply heat with a heat gun or lighter. A professional-grade, insulated, and sealed connection is achieved in just seconds, with no special skills required.
• 【Durable Dual-Wall Construction】Constructed with a robust dual-wall design. The tough outer wall provides excellent abrasion and mechanical resistance, while the inner adhesive wall ensures a waterproof seal and adds valuable strain relief to protect connections.

Features: 【Thin-Wall, Low-Profile Design for Space-Constrained Applications】This tubing utilizes an advanced thin-wall construction that provides robust insulation and sealing while minimizing the overall bulk after shrinking. This design is particularly advantageous in tight spaces within electronics, automotive harnesses, or multi-wire connectors, where maintaining a low profile is crucial for reassembly and avoiding interference with adjacent components. 【Flame-Retardant and Halogen-Free Material Composition】Manufactured from a premium, environmentally conscious compound, this tubing is both flame-retardant and halogen-free. It meets stringent safety standards by resisting combustion and self-extinguishing when the flame source is removed, while also preventing the emission of toxic, corrosive gases in the event of a fire, ensuring greater safety for both users and equipment. 【Temperature-Stable Adhesive for Reliable Sealing Across Environments】The internal sealant adhesive is engineered to maintain its sealing integrity across a wide operational temperature range. It remains flexible and bonded in sub-zero conditions without becoming brittle and resists re-softening or oozing at elevated temperatures encountered in engine bays or near heat sources, guaranteeing a permanent, reliable seal in diverse environments. Specifications: Material: PE Size: 1.75" x 3/4" Number of pieces: 276 Packing list: 275 x Heat Shrink Tubing Kit 1 x storage box Note: Due to manual measurement, there may be a slight error. Due to different monitor resolutions, the color may be slightly different. After-sale service: After-Sales Service: to provide you with high quality products and perfect service. If you have any questions, please feel free to contact us.