The HyFLO™ Bite Valve is a streamlined, one-piece bite valve that offers fast-flowing, self-sealing and leak-free performance. Manufactured using soft, taste-free, medical-grade silicone, the HyFLO™ is designed to provide years of regular use. The bite valve is included on all Big Zip™ EVO & Hoser™ Reservoirs and is compatible with all legacy Platypus shutoff valves. Platypus Hyflo Bite Valve Features: Lightweight Silicone Taste Free
