The Nike Flex Yoga Trousers give you a lightweight, comfortable layer for the mat. Soft, flexible fabric stretches around the waist and ankles to keep them in place as you bend and stretch through your practice. This product is made from at least 50% recycled polyester fibres. Natural Movement Nike Flex fabric stretches with your body, helping you get the most out of your performance-without getting in your way. Sweat-Wicking Power Soft, stretchy fabric with Dri-FIT Technology moves sweat from your skin for quicker evaporation to help you stay dry and comfortable. Stay-Put Comfort An elastic waistband helps keep the trousers in place as you move. A drawcord lets you adjust your fit and feel. Simple Storage Side pockets keep your things close and your hands warm. Another zipped pocket on the right stores your phone.