Solar-Spray 5 gallon (20 liter) portable shower is made of black polyethylene that absorbs the sun"s rays and heats water to nearly 100 degrees in 2 1/2 hours. It features a large shower head for maximum water flow. The thick hose is designed to prevent kinking. It also comes with a S-hook and cord for easy hang-up. Ideal for camping and other outdoor activities.