HydraPak 42mm Filter Cap - Water Filtration Accessory - Fast Flow - Perfect for Hiking, Endurance Sports, Camping, Travel, and Emergency Preparedness

• HIGH FLOW RATE: Access potable water anywhere. Filters approximately 1,500 liters of fresh water at a rate of >1 L per minute.
• SAFE: Effectively removes common waterborne bacteria (99.9999%), and parasitic cysts (99.999%) per EPA Guide Standards and microplastics (99.999%) per NSF 42 greater than or equal to 3.0 microns in size.
• EASY TO USE: The high flow drink nozzle is easy to open and lock with one hand, and is equipped with a dust cover that keeps your valve clean and protected from the elements
• COMPATIBLE: Perfect for trailrunning, cycling or backcountry water filtration. Works with all 42mm opening HydraPak products including running flasks, Seekers and Flux bottles.
• "LIGHT & COMPACT: At only 57 grams, our filter is one of the lightest filter options available - its small size takes up no extra space when stored or threaded directly onto our Seeker or Flux "

Our products meet industry standards for quality through a rigorous testing process so you can be confident in the products you buy—every time.

Every purchase is backed by a 30-day money back guarantee. Love it, or return it—no question asked.