GRAYL

Advanced Press-Style Purification Technology.

GRAYL is the global leader in press-style water purification, trusted by adventurers, travelers, and survivalists worldwide. Using patented electroadsorption and ultra-powdered activated carbon technology, GRAYL purifiers remove 99.99% of viruses, 99.9999% of bacteria, and 99.9% of protozoan cysts — including Rotavirus, Hepatitis A, Norovirus, E. Coli, Salmonella, Giardia, and Cryptosporidium.