Compact – fits in most backpack pockets and cup holders
OnePress™ Global Protection empowers travellers and adventurers to make the world’s sketchiest water sources safe
Removes: waterborne pathogens (viruses, bacteria, protozoan cysts), including Rotavirus, Hepatitis A, Norovirus, Giardiasis, Cryptosporidium, E. Coli, Cholera, Salmonella, Dysentery and more
Filters: particulates (sediment, microplastics) and many chemicals, pesticides, and heavy metals
Purifies (and filters) contaminated water in 15 seconds (2 liters per minute)
Replaceable purifier cartridge rated for 300 cycles (40 gal. / 150L)
Saves money and waste; travel sustainably and never buy single-use bottled water again
Tested to NSF Standards 42+53
Capacity: 16 oz (473 ml)
Weight: 10.9 oz (309 g)
Height: 9.625" (24.5 cm)
Diameter (at base): 2.7” (6.8 cm)
Active Technology: ion exchange, ultra-powdered activated carbon
Flow Rate: 15 seconds per 16 oz (2 liters/minute)
Removes: waterborne pathogens (99.99% of viruses, 99.9999% of bacteria, 99.99% of protozoan cysts), including Rotavirus, Hepatitis A, Norovirus, Giardiasis, Cryptosporidium, E. Coli, Cholera, Salmonella, Dysentery and more
Filters: particulates (i.e. silt, microplastics, etc.); activated carbon effectively adsorbs chemicals, pesticides, heavy metals, flavours, and odours
Cartridge lifespan: rated for 300 cycles (40 gal. / 150L), as “press time” reaches ~30 seconds (or three years have elapsed since first use) it’s time to replace your purifier cartridge
Cartridge shelf life: stored under proper conditions, an unused (and airtight) purifier cartridge has a shelf life of 10 years
BPA-Free materials: made from polypropylene #5, food-grade silicone, TPE, ABS food-grade plastic
Testing standards: Tested to NSF/ANSI standards 42 and 53
Origin: Designed in United States; Ultralight made in China, Purifier Cartridge media made in United States
Warranty: GEOPRESS is accompanied by a ten (10) year warranty covering workmanship and materials.
Replacement Parts: For replacement parts, purifier cartridges, performance ratings, frequently asked questions, or to contact us with questions or comments, please email:
info@grayl.com