Drymax Hyper Thin Run Mini Crew - Grey Flask the Katadyn BeFree Filter screws

the Katadyn BeFree Filter screws on to the top allowing you to filter more water at camp

They fit comfortably under helmets and are great headbands for men or women

Designed to allievate tired muscles from extended hours on your feet

50% Recycled plastic content comes from a variety of sources with x9 PET single use bottles being the primary source

- Four-side elastic knitting

Drymax Hyper Thin Run Mini Crew - Grey Flask the Katadyn BeFree Filter screwsDesigned to be the worlds lightest running sock A single Size Large Mini Crew Hyper Thin sock in size Large weighs less than 12 grams! They are flat knit (without terry) making them about as thin as a dime. Hyper Thin Run socks are unmatched in their ability to provide dryness, breathability, comfort, and protection. Many runners believe its best to wear the thinnest socks possible to keep feet cooler in hot weather. Thin socks inherently provide