DescriptionOur heated vest can produce enough heat to help you resist the cold in winter. The interior of the heated vest is a comfortable, fabric that can maintain temperature. Three adjustabletemperature modes, you can adjust it according to actual needs, meet your different needs.Features-Color: black -Material: spandex, cotton -Size S: 104cm/40.94in(chest) ; 65cm/25.55in(long); 44cm/17.29in(shoulder); 99cm/38.97in(hip) -Size M: 109cm/42.91in(chest) ; 67cm/26.33in (long); 45cm/17.68in(shoulder); 104cm/40.94in(hip)-Size L: 114cm/44.88in(chest) ; 69cm/27.12in(long); 46cm/18.08in(shoulder); 109cm/42.91in(hip)-Size XL:118cm/46.45in(chest) ; 72cm/28.30in(long); 47cm/18.47in(shoulder); 113cm/44.48in(hip) - Suitable for various outdoor activities, such as climbing, walking dog, hiking, skiing, fishing, etc. - A nice gift for your friend or family on birthday, Christmas, holiday, etc. Show them your love and concern. - Temperature can be distinguished by color, the white light means 50, blue light means 40, and red light means 60. - Five heating zones, heat the abdomen and back withbetter heating effect and higher temperature. - You can wear it in your coat to keep it warm. Suitable for cold day or winter.