20oz Soft Flask with Bite Top MD4200 charge port is located on

charge port is located on back of light

building a strong core that offers better balance and posture

Lateral support enhanced by integrated spring steel stays (2 per side) and top/bottom strap system

walk or bike ride of any length

The easy soft polyester and spandex techno knit fabric will keep your hair in place so you can keep pace

20oz Soft Flask with Bite Top MD4200 charge port is located onThe 20oz soft flask features a twist locking cap that allows you to shut off the water when you stash it in a compression vest or belt! Perfect to hold by hand on a run, easy to click the cap in place to slip into a front vest pocket or stash in your backpack or belt, gives you control of where your water or liquids go. Cap Locking Construction: The twist locking cap with bite valve is designed for leak proof transport, the 42mm opening sized for easy