Mizuno Women's Breath Thermo Tight Smartwool and lightweight layer mesh that

and lightweight layer mesh that allows the materials to comfortably and securely move with the foot better going uphill and side to side

prevents the muscle injury and fatigue associated with heavy strap-on spikes

and an anywhere and everywhere functionality

and variable dimming for fine tune adjustment of your brightness setting

Brooks has updated this runner essential to flow along the body for a perfectly comfortable fit

Mizuno Women's Breath Thermo Tight Smartwool and lightweight layer mesh thatTake comfort in a warm run with heat generating Breath Thermo fabric where you need it, 360 reflectivity and a side zipper pocket for all your needs. BREATH THERMO: Mizuno's exclusive thermal fabric technology that uses escaping body vapor to generate heat. Great alternative to wool!