200 Winter JacketModerate Temperatures The 200 Winter jacket features eVent membrane on the front panel and arms with a thermal back panel. DWR treatment gives an extra level of protection from moisture and dirt. The inner layer is a low loft micro fleece, allowing the jacket to trap body heat creating an insulating layer that helps to maintain optimal core temperature. The back panel is made of a brushed thermal fabric with three pockets. This is a unisex style.