Portable Hydrogen Water Generator Bottle, 420ml, High-Concentration, Rapid Elect Food Grade Material : Made of food-grade borosilicate glass, it is sturdy and durable and does not contain any harmful substances. The lid of portable hydrogen water generator has a closed design and a thick sealing ring, which provides strong sealing and maintains the concentration of hydrogen. Don't let leaks become your worry. 172 Improve Water Quality in 3 Minutes : Using advanced SPE and PEM technology, 3 minutes of rapid electrolysis improves water quality. A single use can produce a high concentration of 1600 ppb hydrogen, turning ordinary drinking water into alkaline water rich in hydrogen ions. Suitable for all drinking water quality. Provide you with high quality water source. 172 Simple Stylish Design : The bottom of hydrogen water maker bottle is equipped with a soft EVE pad, which is stable and non-slip. USB design allows you to make hydrogen-rich water any #PortableHydrogen #Water #Bottle