The HellermannTyton 600-02948 is a black chloroprene rubber tubing with a diameter of 4mm, designed for use as a sleeve, wrap, cap, or conduit. This tubing is designed for air, water, and vacuum applications, and is highly resistant to wet, hot and cold temperatures. It also offers resistance to oil, gasoline, UV radiation, ozone, and general environmental conditions. This tubing features a smooth interior finish, making it easy to slip over wires, and its chafe-resistant surface makes it ideal for long-term protection against abrasion.