This very flexible, non-kinking drink utbe provides a steady flow of water. The hose is approximately 91.5 cm / 35 inches long. The High-flow Blaster bite valve provides a great flow and self seals after each sip and features a twist on/off feature to prevent leaks when not in use. The hose is safe, reliable and 100% BPA and PVC free. The hose is made out of TPU, PP/POM and silicone and is approximately 6 mm / 1/4 inches in diameter. The hose comes with a Plug N Play connector..