H2O Survival Water Filter Bottle, 20 oz LARGE WATER FILTER CAPACITY: Utilizing our Dual "LongLife Filters", The CampSport3030 Effectively Filters up to 400 GALLONS of Tap,Lake or Stream water WITHOUT iodine, chlorine, or other chemicals and uses safe antibacterial activated Carbon with Silver ions instead. INSTANT SAFE WATER:Multi-Layer Hierarchical water straw filter removes more than 99.9999 % of Crypto,Giardia,Escherichia coli & Legionella pneumophilia ATCC 33152 WATER PURIFIER STRAW IN A BOTTLE PROVIDES INCREDIBLE FILTRATION WITH NO CHEMICALS:Best Filtration Level on the Market for a water filter bottle at 0.01 Microns. Filters out bacteria,heavy metals,chlorine tastes and odors. Exclusive "Damping system" with special UF membrane and Antibacterial GAC, makes RAW or TAP water instantly odor free,clean & drinkable. DURABLE & VERSATILE DESIGN: Made from BPA Free PP/ABS Silica Gel. This clear and squeezable bottle features a silicone spout,re-closable top to protect from external dust, Debossed silicone neck handgrip,sturdy molded loop handle for easy transport to the Gym or Campsite. Lightweight and incredibly well made. Smartly designed to be used WITH or WITHOUT the filters. Easy to carry when hiking & walking. SEE OUR LIFESTRAW GO vs CAMPSPORT3030 COMPARISON CHART-PERFECT WATER BOTTLE FOR OUTDOOR USE: Smartly integrated in the rear hatch is a external nipple that will allow external water fill from any camping micro-filter pump with a 3/8" line. *FREE SHIPPING ON ALL PRIME ORDERS **H20 SurvivalTM is a Proud Supporter of the WATER.ORG Charity to Bring Water and Facilities to Undeveloped Countries.**