Sun Mountain Granite Full-Zip Vest - 2021 Model

Not just another puffy, the Granite Vest has 37.5 sixty-gram insulation which retains body heat, while 37.5 active particles embedded in the insulation accelerate vapor movement and prevent overheating and moisture build-up. 37.5 allows you to wear a puffy without overheating in moderate conditions. Further, 37.5 technology is permanent and never washes out or gets tired.