1. Wide color spectrum: Black, red, and yellow as well as other bright and versatile colors make these heat shrink tubes a flexible choice for many applications and seamlessly cover different needs. The bright colors facilitate the organization and labeling of cables and ensure a clear overview in complex systems. Ideal for electronics projects, repairs, and DIY activities, these heat shrink tubes practical benefits. The color variety helps 2. Heat resistant and reliable: Thanks to good materials, this heat shrink tube is reliable with excellent heat resistance, making it ideal for electrical use while providing great insulating properties to effectively meet various needs 3. Clear organization of the tubes: With a focus on easy handling and order, the transparent box keeps the heat shrink tubes organized, and their size ensures effortless cutting and quick installation 4. Versatile Heat Shrink Tubing: Perfect for protecting circuit boards, insulating cable connections, and supporting connections with solutions for diverse requirements in different application scenarios such as household electronics or craft projects