Outlast Performance Brief Size:M two internal upper chest pockets

two internal upper chest pockets and nylon reinforcements at the shoulders

Inside chest pockets with hook/loop closure

Pocket and pit zippers for venting

Layer 2 passes all military specifications for NoDrip/No Melt-ASTM-D-6413 and also features Silver + antimicrobial which protects the wearer from a broad range of fungi and odor causing bacteria

Our warmest next to skin fleece

Outlast Performance Brief Size:M two internal upper chest pocketsKenyons briefs are made from Outlast bicomponent and are perfect for four season versatility. Employing the state of the art Outlast adaptive comfort system, they will keep you cool in warm conditions and warm in cooler conditions.