*NEW* HydraPak Ultraflask+ 500mL (Vest Flask + Filtration Cap)

The Ultimate Filtration for Endurance Athletes!

Meet UltraFlask+, the easiest way to filter water on any hike, run or ride.  Vest pack 500mL soft flask with a Filter Cap fits and bite valve that allows users the chance to fill up on any stream or lake and keep the adventure going all day long. 

• HydraPak 500ml Soft Flask fits any running pack or vest
• Hollow microfiber filter removes 99.999% bacteria and protozoa including E.coli, giardia and crypto cysts (also removes 99.999% of microplastics bigger than 3 microns)
• Filter Cap is compatible with all 42mm opening (so you can also use it on bigger flasks, Seeker and Flux bottles)
• Comes with an awesome bite valve so you can drink directly from a flask or drain into a bigger bottle 
• Great flow rate that squeezes out more than a liter per minute
• Filter cap designed to produce 1500 liters of fresh water at a rate greater than 1L/minute
• Easy to clean, only need to gently shake filter back and forth in clear water and it's ready to go
• To maintain a great flow rate occasionally backwash with the included plastic cap that attaches to standard faucets
• 100% BPA and PVC free
• Ultralightweight Filtration: 64g for Cap and Flask