2-piece boy pants and t-shirt set.; Long-sleeved, printed t-shirt made of cotton combed fabric.; Elastic waist, cotton, medium-thick winter fabric, sweatpants with 2 side pockets.; All Denokids products are produced with child safety in mind and have been passed through needle detectors.; Top: 96% Cotton 4% Elastane - Bottom: 92% Cotton 8% Elastane