Features: 1. Featuring a strap, it's lightweight and easy to carry and use, say goodbye to heavy light filters. 2. It has a dust cover on the suction cup, the water bag can be folded and can be connected to extend the use of the silicone tube. 3. It can purify water, restore clean water quality and has high filtration, good water quality effect. 4. 5. The active carbon fiber layer helps to absorb chemical components in the water, improving water quality and further reducing water turbidity. Specification: Item Type: Straw Filtering capacity: 1500L (396 gallons) Filtration accuracy: 0,01 microns Water purification: maximum 550 ml or min Filter material: hollow fiber membrane, activated carbon, antibacterial particles Lifespan: 15 years Size: approximately 225 x 30 mm or 8,85 x 1,18 inches Weight: Approx. 126g or 4,44 oz List of packages: 1 x Blue Water Purifier 1 x needle 1 x Rubber Pipe 1 x Buckle 1 x Water Bag (Includes Buckle)