100% polyester with fleece backing. Brushed tricot polyester lining. Two-way underarm zipper vent. Mock neck collar. Zipper front. Adjustable cuffs. Bungee cord and toggle hem. Two zipper hand-warmer pockets. Left hand-warmer pocket features interior zipper battery pocket. Contrasting piping and stitching. Embroidered graphics on left chest and back neck. Patented 3-zone heating system features two chest pads and one back pad. Includes 7 volt battery and charger. Battery lasts approximately 300 cycle charges. US compliant plug type, not to be sold in markets that do not accept US plugs.