The Nike Tech Tight is designed for maximum comfort during your workout. The Nike dri-FIT technology wicks the moisture away from your skin keeping you dry & comfortable, & the strategically placed mesh inserts allow for ultimate ventilation. These high performance Nike tights have an elastic waist with a draw cord, & a back zip pocket to hold your valuables. Body: 92% polyester/8% elastane. Mesh: 90% polyester/10% elastane.