Introducing the DayOne Response Waterbag. Complete with a 2.5-gallon capacity, this incredible bag is equipped with an integrated filtration system to purify water. Ideal for anything from emergencies to your on the go adventures, the family sized container also has comfortable backpack straps for easy carrying. To transform your water into something potable, the DayOne Response Waterbag comes with 60 sachets of purification. Water is easily collected as the bag is super lightweight yet also entirely flexible to be used even in shallow bodies of water. Most conveniently, after the filtration and purification, the DayOne Response Waterbag is provides hygienic storage. Removing viruses, bacteria, arsenic, and more, the DayOne Response Waterbag takes just half an hour to purify all 2.5 gallons.