Mil-Spec3 Vest. Visibility is power. Easily donned when the need to be seen arises. An eye-catching array of tonal bolts demands attention through the haze of changing conditions. The premium YKK® zipper provides an easy on/off, while the free-flowing four-way stretch chassis ensures no vent is hindered, nor body movement limited. The vision doesn't end when the sun goes down, reflective elements make sure even the night can't miss you. Four-way stretch poly chassis. YKK® zipper. Sublimated graphics. Reflective heat transfers.