SPECIFICATIONS - SuperHandy Hybrid Polymer Air/Water Hose is a revolutionary design featuring a Premium Flexible Hybrid Polymer blend that redefines flexibility & endurance, for easy coiling. This 3/8" x 50' Hybrid Polymer Hose has a working pressure of 300PSI/20BAR & 1/4" MNPT connections, w/ an Inside Diameter (ID) of 0.375". Included are built in Ergonomic PVC Grips for superior control. All Reelworks Hoses are functional w/ any reel, whether it be a top quality Goodyear or Hand Crank reel. EFFICIENT DESIGN - Premium Commercial Ultra Flex Hybrid Polymer Hoses are engineered to combine the best qualities of both PVC and Rubber, providing superior flexibility & bend radius, that has no memory (eliminating kinks), lays flat, while lightweight & easy to carry, our hoses are Resistant to: Water/Oil, Heat, Ozone, Weather Indoor/Outdoor, Abrasion & works even in freezing temperatures of -4°F to 140°F (-20°C to 50°C), for the best advantage to suit your needs. SAFETY & PROPER USE - Our Hose Reels are OSHA, RoHS, ISO: 9001, 14001, CNAS, SQC, IAF, RMA, Listed approved & certified, including cull quality tested. SuperHandy Reels are best suited for indoor/outdoor use, night or day environments, for DIY or industrial applications, allowing for extension to be up out of the way keeping the workplace safe. Our Air Hose Reels arr suitable for both air & water usage. (NOT PETROLEUM or BIO-FUELS).