The functional undershirt KRIOSO 5 is an indispensable accessory in a child's wardrobe. The T-shirt is made of quick-drying, vapor permeable, flexible, warm and structured material containing activated bamboo charcoal, which excels in fast moisture removal and thus can keep the body warm. The KRIOSO 5 undershirt has an anatomically shaped fit and elastic seams. Material composition: 65% polyester, 27% nylon, 8% elastane.