Only the gravity fed water bag, NO filter straws included. Buy your favorite filter straws separately.
【Connect with Filter straw】 Compatible with LifeStraw, Sawyer, Membrane, and other common brands Filter Straw Filtration System. Make your filter straw into an outdoor water purifier.
Contents of the box include: 6L water bagx1, Adjustable Tree Strap, Tube that can be detached
【Large Capacity】: With 1.5 gallons of large capacity, the gravity fed bag can meet a family's or a large group's water needs during your outdoor activities.
【Ultra Safe Material】: The gravity-fed water bag is made of food-grade, BPA-free, ultra-safe, and ultra-durable material to ensure safe and water all the time
The spout is designed on the side to complete the primary sedimentation filtration of mud and sand in the water, preventing mud and sand from entering the filter (filter straw); thereby protecting the filter and extending its use time.
