Balloon Inflator Dual Mylar and Latex Balloon Filler Valve (With Auto Foil Balloon Shut Off Valve) Pkg/1 Fill both Mylar and Latex Balloons (with auto shut off for foil balloons)Regulator with Full Size Hand-Tightening feature and Easy to Read Pressure GaugeDurable Brass FittingsFits all CGA-580 Tank Valves (the typical Helium and Nitrogen valve on most tanks)(1) per Package pkg/1