The Platypus Big Zip EVO 2 L Reservoir is designed for the passionate hiker, enhancing hydration delivery efficiency with a 50 percent faster flow rate. Its SlideLock system guarantees a secure closure while enabling easy one handed filling, complemented by a pincher grip for stable handling. The high mount quick disconnect allows for fast hose removal and easy access to your pack. A standout feature is the leak proof shut off valve that halts water flow instantly for secure storage. Equipped with a HyFLO bite valve and a semi rigid center baffle, the reservoir is easy to clean, dries quickly, and inhibits mold and bacteria growth.