Works like a French Press.
We change the way the world drinks water.
GRAYL's Water Filtration Cup creates safe, great tasting water on the go in only 15 seconds. No prolonged waiting (gravity filters), pumping, squeezing, or sucking through a straw.
FREE SHIPPING (U.S. ONLY)
“The included G+ Filter is suitable for tap water and most outdoor sources. The G+ Purifier (sold separately) equips the GRAYL for the challenges of international travel and virus removal."