The best children's underwear on the market uses a clever 2-layer construction to keep young adventurers dry and warm. Our LIFA® technology wicks away moisture while the soft merino wool provides breathable warmth. The set features an elastic waistband and flat seams for extra comfort and non-irritating fabric. Made with a shell of 57% merino wool and 43% polypropylene, this garment is dyed with solution and weighs 250.0g with a CB inseam of 54/61 cm. Care instructions include machine washing in lukewarm water (40°C, very gentle cycle), do not bleach, do not tumble dry, do not iron, do not dry clean. Use a wool detergent and do not use fabric softener. Wash inside out and do not twist.