Warm Storm USB Heated Vest with 3 heating levels. Machine washable, suitable for both men and women. Perfect for outdoor work, camping. Includes 10000mAh battery. (XL, Black)

["Intelligent Heating] Heats up within seconds. Has six heating elements that generate heat in the core areas. Body (neck*1, back*3, abdomen*2); one button sets four modes that promote circulation and relieve muscle pain. High-Medium-Low-different light color cycle (25-55°C). [Fabric] Inner and outer fabric made of 100% nylon, lining filled with cotton. Lightweight fabrics help regulate body temperature and make you comfortable, and insulation reduces heat loss and increases warmth, even in the coldest temperatures. Waterproof fabric provides an impenetrable moisture barrier for dryness. [Waterproof and Windproof Heating Vest] In winter or cold spring and autumn, you can enjoy outdoor sports, ride a motorcycle, hike, hunt, and commute daily, engage in business activities, walk dogs, etc. [Heating Performance] 5V/2A 10000mAh power bank, low-voltage with high capacity and long use. Use it to charge your phone in emergencies as well. Can also be used with other power banks, but make sure the power is greater than or equal to 2A. [Cleaning & Maintenance] The heating element and vest structure are machine washable, so wash and simply hang to dry. 6.3M Thinsulate Thermo Cotton + Windbreaker Fabric: Machine washable. Attachment method: Sleeveless zipper"]