An insulated jacket from Japanese outerwear company Taion, made from a high-density nylon shell which is water-repellent, and lined with a smooth and comfortable polyester taffeta.It has a 650-fill-power insulation of 90/10% mature waterfown down and feather for proper winter layering. The jacket has a full-zip front leading to a crew-neck collar, elasticated cuffs and subtle zippered handwarmer pockets, along with internal pouch pockets.The jacket is also super low-profile so it can be rolled up and stashed away into a drawstring pouch.This is a slim fit - usual size should be all good over a tee, size up if you want it over a midlayer.Slim fit100% nylon shellPolyester taffeta lining650-fil-power insulationDown and feather fillHandwarmer pocketsInternal pouch pocketsFull-zip front Taion Crew Neck Zip Down Jacket Black