Kilpi WILLIE-J is a children's functional long-sleeved T-shirt with stand-up collar. It is an ideal bottom layer for sports or outdoor activities. The material with OPTI-DRY function perfectly wicks sweat and moisture away from the skin, is pleasantly warm, quick-drying and sufficiently elastic. Flat seams are gentle to the skin and do not irritate. We offer Kilpi WILLIE-J in several modern color combinations for girls and boys.Material composition: 92% polyester, 8% elastane