Nike pro dri-fit leggings for teens (boys) after lots of play, leggings can wear out. Drawing chalk on the pavement, watching bugs, dancing… that can wear the fabric at the knees. So we reinforced that area to let kids play freely. And nike dri-fit technology delivers maximum coolness. Soft, stretchy fabric. Wide elastic waistband that lies flat against the skin. This style layers easily under shorts or a game uniform. Nike dri-fit technology wicks sweat for faster evaporation. Ideal for staying dry and comfortable. Body: 90% polyester / 10% elastane. Reinforcement: 84% polyester / 16% elastane. Mesh: 92% polyester / 8% elastane.Machine washable90% polyester10% elastane