The ALPHA WIRE FIT2213/8-BLACK-50 is a 3/8 black heat shrink tubing, ideal for electrical insulation and protection applications. With a length of 50 feet, this tubing provides ample coverage and flexibility in a variety of projects. Made with high-quality materials, it offers excellent resistance against abrasion, chemicals, and fluids. The FIT-221 3/8 black tubing ensures a secure and durable insulation solution for wires, cables, and connectors. Easy to use and install, it can be shrunk using a heat gun or similar heat source. Upgrade your electrical installations with this reliable and versatile heat shrink tubing.