escription When you’re pushing your limits crag-side, you need a layer that moves with you. Zip up the Men's Variant Hybrid Vest, an unbeatable combo of light insulation on the torso for warmth and stretch knit fabric on the back for maximum mobility. Wind-resistant Pertex Quantum® fabric improves the efficiency of the PrimaLoft® Black Insulation ECO, which keeps you warm exactly where you need it. Flatlock seams provide chafe-free comfort, while zippered handwarmer pockets stow climbing gear.