["Description: \n\nFeatures:\nbrand new and high quality\nMade of high quality materials, lightweight, soft, flexible and comfortable to wear. Suitable for both men and women.\nBuilt-in 5 pieces heat therapy pad quickly warm up, helps promote blood circulation and relieves muscles, shoulder and back discomfort.\n5 heating zones and 3 temperature adjustments: 5 carbon fiber heating pattern generate heat across the waist, belly and upper back.\nPress and hold the button for 3-5 seconds to start working. It has a standard USB port to use the battery as a charger(Power Bank is NOT Included)\nGreat for outdoor winter sports, skiing, fishing, bicycle, camping, snow hiking, hunting, outdoor attendance, winter street, etc.\n\nWashing instructions:\n1.Take out removable charger, neutral detergent is available, hand wash.\n2. Do not force knead or beat, after nature air drying can be use.\n\nSpecification:\nMaterial: Polyethylene Fiber\nColor: Black\nTemperature: 45-55-65 degrees(high/medium/low)\nPower supply: USB Charging\nSize: for M/L/XL/2XL/3XL/4XL(Chinese Size,follow the size chart to select please)\nSize:M\tLength:60cm(23.62inch)\tShoulder:36cm(14.17inch)\tBust:94cm(37.01inch)\tWaist:92cm(36.22inch)\nSize:L\tLength:62cm(24.41inch)\tShoulder:38cm(14.96inch)\tBust:98cm(38.58inch)\tWaist:96cm(37.79inch)\nSize:XL\tLength:64cm(25.19inch)\tShoulder:40cm(15.74inch)\tBust:102cm(40.15inch)\tWaist:100cm(39.37inch)\nSize:2XL\tLength:66cm(25.98inch)\tShoulder:42cm(16.53inch)\tBust:106cm(41.73inch)\tWaist:104cm(40.94inch)\nSize:3XL\tLength:68cm(26.77inch)\tShoulder:44cm(17.32inch)\tBust:110cm(43.31inch)\tWaist:108cm(42.51inch)\nSize:4XL\tLength:70cm(27.55inch)\tShoulder:46cm(18.11inch)\tBust:114cm(44.88inch)\tWaist:112cm(44.09inch)\nQuantity: 1 pc \n\nWarm prompt:\n1.Asian people size is 1 or 2 sizes smaller than European and American.\n2.Please note that low temperature washed,do not bleach and place under the blazing for sun for quite a long for time.\n3.As different measuring methods,it will occur 1-3 for cm deviation about the items,please ensure that it is okay for you before ordering.\n4.Because of different monitors and lamplight,the picture may not reflect the actual color of the item,really thank you for your kind understanding!\n \nPackage includes:\u007F\n1 x Vest(without retail package)"]