Heat Shrink Tubing Kit, 400 PCS Dual Wall Adhesive Lined Marine (3:1 Ratio) Larger Diameter, Black and Red, for Electrical Insulation Waterproofing

High-Quality Dual Wall Construction: Features an adhesive-lined inner layer that provides a secure, waterproof seal, making it ideal for marine and outdoor applications. Comprehensive Kit: Includes 400 pieces of heat shrink tubing, providing ample supply for multiple projects and ensuring you always have the right size on hand. Larger Diameter Options: Includes a variety of larger diameter tubes, making it suitable for a wide range of applications, from small wires to larger cables. Durable and Reliable: Made from high-quality materials, this heat shrink tubing is resistant to abrasion, chemicals, and UV rays, ensuring long-lasting performance. 3:1 Shrink Ratio: Offers a high shrink ratio, ensuring a tight and secure fit around wires and cables, providing excellent insulation and protection.