The ALPHA WIRE part F2603/8-GY003 is a FIT-260 heat shrink tubing product in a green/yellow color. It is designed to provide excellent insulation and protection for cables and wires with a diameter of 3/8". With a length of 76.2 meters (250 feet) per package, this tubing is ideal for various electrical applications. The high-quality materials used in its construction ensure durability and reliable performance in demanding environments.