NIKE Lady Pro Printed Capri Running Tights 80% polyester Dri-FIT Fabric - Wicks sweat away and helps to keep you dry and comfortable. Wider Stretch Waistband - Provides a snug and secure fit with style whilst training. Flat-Seam Construction - Reduces chafing and rubbing which can occur during excercise, improving comfort and also freedom of movement Fabric: Body - Dri-FIT 80% Polyester / 20% Elastane, Lining - Dri-FIT 100% Polyester