Being cold is not an option. Our rugged, ripstop Mt. Washington vests use the power of ThermoliteA(R) insulation to battle less-than-tropical job sites, so you can focus on working instead of shivering. DURABLE WATER-REPELLENT Features a breathable, reinforced water-repellent outer layer that resists moisture penetration, helping to keep you dry for long-lasting wear. INSULATED Features an insulated lining that's built for comfort and to retain heat, protecting you from low temperatures. THERMOLITEA(R) INSULATION Insulated lining is built for comfort and to retain heat, protecting you from low temperatures. RIPSTOP Specially woven fabric that is highly resistant to tears and rips. Main fabric is lightweight 100% ripstop nylon with RainRepel(TM) technology Lining is 100% polyester Fill is 100% recycled ThermoliteA(R) insulation Stand-up collar with chin guard Stretch ribbed bi-swing back for added mobility Center back length (M): 28.25 inches/72 cm Imported CARE INSTRUCTIONS: Machine wash cold Tumble dry low Wash with like colors