Walmart.com is selling Datrex Emergency Survival Water Pouch (Pack of 64), 125ml for $27.94

• Emergency purified water for immediate use; lightweight and extremely compact (64 Pack)-125 ml sachets
• Loss potential minimized due to individual sachets and ideal for storage
• Easy to dispense from a premeasured sachet; superior packaging materials for optimum durability in your survival kit
• USCG, Canadian Coast Guard, EC and NZ approval (NSN 8960 0112 4454 3)
• 5 years shelf life