Unisex Casual Zipper Thirteen Area Camouflage Shoulder Heat Smart Heating Vest USB Charging Features: turning on the power bank, press and hold the power button for 3 seconds to turn on the power, press the button again to change gears, and press and hold for 3 seconds to turn off the power. Customized button design on the chest, heating control button on the front and back, and thirteen zones with double switches..Three-speed temperature control, intelligent heating. Humanized heating part design, heating block is designed for the neck and back prone to cold. Camouflage color tone, trendy and stylish. Select all-match colors, wear fashionable and stylish, the basic style is all-match, the perfect combination of your warmth and handsomeness. Note: It can be machine washed or hand washed, but please do not wring it out by hand. There is a pocket for the power bank inside, but the power bank is not included and needs to be purchased separately. Product Description: Season:Winter Gender: Men Occasion: Outdoor,Casual Material:Polyester Sleeve length:Sleeveless Pattern Type: Camouflage Style: Fashion,Casual Fit:Fits ture to size Thickness:Standard How to wash:Hand wash Cold,Hang or Line Dry What you get: 1PC Men Vest SizeSize.USUKEUBustShoulderLengthLLarge81238110cm/43.31''41.5cm/16.34''67cm/26.38''Size:LSize.:LargeUS:8UK:12EU:38Bust:110cm/43.31''Shoulder:41.5cm/16.34''Length:67cm/26.38''