Constructed from natural hemp for an comfortable out-of-the-box feel and only gets better with time. Thick fleece lining provides everyday warmth, and when the weather really turns cold, turn on the 7.4v heat system providing adjustable heat to the front and back, control temperature right from your phone or smart watch! Custom metal buttons, loads of storage inside and out and DWR finish (PFAS chemical free) provide premium details that will this jacket your 3 season tag along friend.