The Symple Stuff Portable Adapter Hose is a perfect blend of functionality and durability. The adapter connects a 20 pound propane tank to a 1 pound tank. This makes it a useful addition to all your outdoor trips. The PVC material with copper hardware material provides excellent long life performance. The hose is compatible with gas grill and a perfect choice for most homes. The hose is rust and stain resistant, which retains its quality for a long time. The UV and mildew resistant features make it an excellent choice for your camping stoves or portable flames. The Portable Adapter Hose by Symple Stuff is convenient to carry and highly functional.