Product numbers 26320 & 26322 are made by Seattle Sports and are called the Solar Camp Shower. They are available in 2.5 Gallon and 5 Gallon models. They are made of PVC-free black PEVA and the water reservoir is heavy duty yet lightweight for easy packing. The dull black color absorbs heat to warm water in approximately three hours. A push-pull valve on hose is easy to use, allowing you to turn water off quickly. A sturdy plastic handle offers convenient toting and durability and the hanging strap is adjustable.