NIKE Power Women's Training Tights Dri-FIT Technology helps keep you dry and comfortable Nike Power Fabric provides a range of stretch and support Power mesh waistband provides supportive breathability Waistband is tilted up at the back for ample coverage Fabric: Body/waist lining: 88% recycled polyester/12% elastane. Panels: 80% polyester/20% elastane. Gusset lining: 100% polyester.