Material:polyesterPackage Includes:a pcs pantsColor:blackSize:M-XLUltra-soft fabric, not easily deformed, wearable and good workmanship.Women tracksuit bottoms with drawstring elasticated adjustable waist, will naturally fit the human body with back curve, more close and more comfortable; ribbed hem is not too tight, and gives the sweatpants great mobility during exercising; the sweatpants plus velvet,will help you keep warm in the cold winter.The sweatpants are perfect for joggers, sports, gym, workout, training, bodybuilding, walking, fitness, running and casual wear.Care instructions: Hand washing is recommended