Materil:Polyester fiber + feather

1.Powered by any 5V/2.1A power bank, USB plug compatible with most power bank(not include) in the marke

2.3 heating level.(25degree,35degree,45degree) Perfect for outdoor activities like snowmobile, motorcycle, mountain, camping, hiking, skiing, Fishing, Hunting or office routine and business

3.suitable for men, women, boys and girls

4.Hand/ Machine/ Dry wash available