M size L size XL size 2XL size 3XL size 4XL size Suitable for height reference 165-170cm 170-175cm 175-180cm 180-185cm 185-190cm 190-195cm respectively. Weight reference 55-65kg 65-72.5kg 72.5-80kg 80-85kg 85-92.5kg 92.5-105kgWarm tips:1. Each dress is measured manually on a flat surface,There may be 1-2 cm error.2. Each person's body type there are differences, dress likePlease choose your clothing size according to your body type and dressing habits.Front 2 pieces of heating: abdominal heating area (abdominal warmth can effectively resist the attack of the cold wind)Metal fibre wire heats up to 65C for 30 secondsThe metal fibre heating wire can be machine washed or hand washed and is not easily broken by folding.5 heaters on the back: back heating zoneBack heating to relieve back discomfort and cold after exerciseElbow heating zone elbow warming can effectively relieve discomfort and cold after exerciseLumbar heating zone for lumbar warmth to relieve lumbar discomfort and coldMaterial.Fabric: 100% polyesterLining: 95% polyester 5% elastane