Giro: WARMTH FOR YOUR CORE Pairing warmth with breathability for versatility that adapts as you move, this vest is an essential when you need to stay warm but not overheat when the pace picks up. The Polartec® Alpha® Insulation has openings to allow your heat to stay in when needed, or escape as things start to heat up. This vest has insulated paneling for areas crucial to keep your core warm, with an un-insulated back to allow heat and moisture to escape to avoid over-heating. It’s a pure expression of stylish functionality RECOMMENDED CONDITIONSCool and Dry: 40° to 55° F / 4° to 13° CSPECSRenew Series™ recycled polyesterPolartec® Alpha® Active InsulationWind-resistant (20 CFM)Highly breathablePFC-free DWRInterior wind-guard sleeve2-way front zipperRear Zippered Storage PocketZippered Hand PocketsSoft interior collar materialSoft zipper guardReflective highlightsFITRelaxedFABRICRenew Series™Main material: 50% recycled polyester, 50% polyesterInsulation: Polartec® Alpha® 78% recycled polyester, 22% polyesterSIZINGMen’s S – XXL