Flexible pipe, also known as a HOSE, is a type of tubing that is designed to be flexible and can be used for a variety of applications. It is typically made from materials such as rubber, plastic, or metal and is often reinforced with fabric or wire. HOSE is the most common four-letter term used to refer to this type of pipe. Flexible pipes are used in many industries, including automotive, plumbing, and industrial, and are used to transport liquids, gases, and other materials.