Flexzilla Air Hose, 1/4 in. x 50 ft, 1/4 in. MNPT Fittings, Heavy Duty, Lightweight, Hybrid, ZillaGreen - HFZ1450YW2 EXTREMELY FLEXIBLE - All weather flexibility (-40 Degree to 150 Degree F Ambient) EXTREMELY DURABLE - Abrasion resistant outer cover and crush resistant aircraft aluminum fittings with bend restrictor WON'T KINK UNDER PRESSURE - Hybrid polymer coils easily and lays flat with zero memory 300 POUNDS PER SQUARE INCH - Maximum working pressure VERSITILITY - Use on professional jobsites, in automotive shops or at home in the garage