LESSO children's underpants are made of very flexible, vapour-permeable, quick-drying and warm material. The trousers have an anatomically shaped fitted fit and elastic seams on the inside of the legs. This part of the garment serves as an excellent thermal insulator for the colder season, and trousers should not be missing in a child's wardrobe. For sports and other outdoor activities, children will surely like this functional underwear. Material composition: 40% polyester, 55% nylon, 5% elastane.