100% Polyester; Model is 5’10” and wearing a size small. STYLISH DESIGN WITH DURABLE FABRIC: Soft shell fabric exterior with fleece lining ensures you don’t lose any excess heat and enjoy comfortable warmth; Detachable hood is specially designed for chilly mornings and extra protection on windy days; Slim-fit design relieves you of worrying about bulkiness. Water and wind resistant. HEAT ACROSS BODY: 3 carbon fiber heating elements generate heat across core body areas (left & right chest, mid-back); Adjust 3 heating settings (High, medium, low) with just a simple press of the button. QUICK AND LONG-LASTING WARMTH: Heat quickly in seconds with 7.4V UL/CE-certified battery; Up to 10 working hours; USB port for charging smart phones and other mobile devices. FOR ALL WALKS OF LIFE AND ADVENTURES: Ideal and warm choice for you, family members, friends, employees, to enjoy outdoor activities (motorbike riding, sport, camping, fishing, construction, etc.) against cold and chilly climate. NO WORRIES AT ALL: Easy care; Machine washable; ONE YEAR WARRANTY covered.