far infrared smart temperature control jacket down jacket 90% high fluffy goose down filling the whole clothes washable q1215, Black

far infrared smart temperature control jacket down jacket 90% high fluffy goose down filling the whole clothes washable core technology: warm carbon nano heating film from the core material of the chinese academy of sciences carbon nano-tube film, set safe, comfortable and intelligent in the body, can accurately control the temperature of scientific and technological materials. the total weight of the film is less than 6g, and the thickness is 5 m, which can be machine washed normally. the