Seek refuge from the cold with the Nau Twill Down Shirt. It is made from heathered organic cotton and polyester twill with a DWR shell for unmatched protection even in harsh weather. The RDS-certified 800-fill goose down ensures maximum warmth when the temperature drops. It has a seven-snap front for a secure fit. The collar snapd up provide additional coverage and keep you protected. It has a snap sleeve cuff for an adjustable fit.