The jacket simplifies layering during brisk adventures. Synthetic PrimaLoft Gold insulation Stretch paneling the the sleeves and knit panels amke quick movement easy. Packable interior chest pocket Zippered hand pockets Thumbholes Specs: Shell/lining:  100% Recycled Nylon 20D ripstop PCF-free DWR Side panel/sleeves 97 % Recycled polyester/3% spandex Insulation: Primaloft