You can also wear it on cold mornings. Unisex,This is an ideal gift for those who are afraid of the cold and those who work outdoors in the cold season;Zipper closure washable 5V/2A USB port power supply, the heating vest is embedded with carbon fiber heating wire, which can generate heat within 5 seconds. Fashion design-V-neck sleeveless, two zipper pockets and zipper closure vest;please choose the correct size according to the size chart picture Durable and durable-with three levels of intelligent thermostat, it can heat 45 red light, 35 white light, 25 blue light Occasion-It is suitable for various outdoor winter activities such as ice fishing, skiing and hiking;