Warm: this extra thick (3.6 mm) and extra warm thermal underwear set, thermal underwear with fly and thermal undershirt with velvet lining, is ideal as a warming layer under outdoor clothing, sportswear, ski/snowboard or winter clothing. Comfortable: thanks to its breathable quick-drying material with good heat insulation, the thermal underwear set keeps you warm and dry for longer. Long Sleeve Closure: Pull On Velvet lining: the thermal underwear set for men keeps you pleasantly warm even at low temperatures thanks to its cuddly velvet lining and ribbed hem. Size: L: suitable for height: 155-170 cm, suitable for weight: 85-125 gXL: suitable for height: 165-175 cm, suitable for weight: 110-135 g2XL: suitable for height: 170-180 cm, suitable for weight: 125-155 g3XL: suitable for height: 175-180 cm, suitable for weight: 150-180 g