Men X-Bionic Jackets | X-Bionic® Streamlite 4.0 Running Vest Men Opal Black

Windy Days Are No Match For Our Tech. The New Streamlite 4.0 Men’S Running Vest Brings You Our Proprietary X-Bionic® Technologies In A Lightweight Shell For Epic Runs In Any Weather.Nthe Streamlite 4.0 Men’S Running Vest Features A Hybrid Construction With Our Feather-Light Symbionic® Superlite Membrane To Keep Out The Wind And Rain. With Extraordinary Stretch And Breathability For Maximum Comfort.Na High-Performance Membrane Helps This Jacket Protect Athletes From The Cold And Wind. With The Legendary 3D Bionic Sphere® System, This Men’S Wind Running Vest Also Cools You Down When You Sweat And Warms You Up When You’Re Cold To Keep You At An Optimal Temperature Of 37°C.