Model:B576DG70302HJ1353 ??Made of Polyester 95% + spandex 5% blend super skin-touch fabric. The latest 4-way stretch material provides a breathable and comfortable fit.??The Thin Lightweight Thermal Clothing maintains your bodyat a cool temperature by wicking moisture away from your skin; drying quickly and insulating from the cold.??The Basic Undershirt and Bottom Leggings have an interior microfiber fleece that is soft and cozy; feels great against your skin and under a layer of clothing. Tights or shirt can be used as base layer or worn alone.??Ladies Extreme Ultralight Warmest Top and Tights Sets mayour favorite cold weather activities more pleasant.??2 piece set: The thermal underwear set consists of two parts, top and pants.Size:XL: bust 95cm, length 63.5cm, waist 68cm, trouser length 91cm, suitable for weight 60-70kg.2XL: Bust 99cm, Waist 64.5cm, Waist 72cm, trouser length 92cm, suitable for Weight 70-80kg.3XL: bust 103cm, length 65.5cm, waist 76cm, trouser length 93cm, suitable for weight 80-90kg.4XL: Bust 107cm, length 66.5cm, waist 80cm, trouser length 94cm, suitable for weight 90-100kg.5XL: bust 111cm, length 67.5cm, waist 84cm, trouser length 95cm, suitable for weight 100-110kg.6XL: Bust 115cm, Waist 68.5cm, Waist 88cm, Trousers length 96cm, suitable for Weight 110-120kg.