The Duofold by Champion Varitherm Expedition Youth Seamless Pants Thermal Leggings are designed for young athletes engaging in winter sports. Made of polyester and spandex, these black leggings provide warmth and protection with a 2-layer construction. The Duofold brand ensures quality, and the Varitherm model is known for its high activity protection and wicking capabilities. Featuring a seamless design, these long johns offer stretch and comfort for regular-sized unisex kids, making them a must-have for cold weather sports. Easy to care for as they are machine washable, these thermal leggings are a reliable choice for young outdoor enthusiasts.