Blue Multipurpose Rubber Air Hose, 300 PSI, Coupled Assembly, 3/4 in.Female NPSM Brass Fittings, Temp. 3/4" x 10' Blue EPDM Rubber Air Hose, 300 PSI, 3/4" MNPT x FNPSM Range -40 to 210 Degrees F, Tube Material EPDM, Cover Material EPDM, Spiral Synthetic Yarn Reinforcement length, 3/4 in.