100% Polyester -It is not a heated blanket.Made of 100% microfiber polyester,320Gsm. -More lightweight,softer,better warmth retention ability than blanket made by tradition material. -Reversible design:The depth of fuzz are different from two sides of the blanket.You may use it as you like. -Machine washable:(Suggest you wash it separately before use.) The fuzz could always refresh after washing(without pilling),and dry faster than traditional blanket. -What you get: 1 x Throw Blanket(40??x60??).12 month warranty and our friendly after-sale customer service. Contact us if you meet any quality issues.