The Bionic Flex Garden Hose is made from high performance MXZ-7 Fiber. Ultra-durable, yet lightweight it is burst, drag and kink resistant. The hose has a 3/4 in. Dia, crush resistant aluminum fittings and has up to a 600 PSI burst rating. This anti-gravity, high performance MXZ-7 fiber hose can't be beat at being kink resistant, burst resistant and drag resistant. Enhanced with a built-in stabilizer collar for better grip, The BIONIC FLEX Garden Hose is 50% lighter than heavy-duty vinyl hoses. It is also non-expandable to provide a steady stream of water which gives you the best gardening experience.