... function. 3.Can be used in all angle. NameBag on valveOther nameAerosol valve bag, Valve in bagStructure1"Valve, Mounting Cup, Outer gasket, Inner gasket ... , Stem, Spring, Housing, Bag-on-valve connector, Aluminum foil pocket(4 layers).MaterialTin, Aluminium, Nylon, PE ... all angles6)Less noise when sprayingCETISO 9001:2000 Bag on valve for shaving gel