100% Polyester Fabric lining Elastic closure Hand Wash Only Check the size chart of the third picture to select the appropriate size The outer mesh material shorts with two pockets,it's quick-dry fabric wicks moisture away fast; Excellent elastic waistband,and the drawstring is designed to adjust your waist tightness Built-in shorts' tight fit offers support to thigh muscle to prevent friction,its compression pocket can storage mobile phone, cards, keys and small things Design for performance and training: Shorts with built-in compression support thigh muscle to improve performance ,relieves muscle soreness and keep you in good shape to continue exercising,make you comfortable Perfectly suitable for Gym , Running , Workout , Training , Jogging , Basketball ,Boxing Wear,Soccer, American Football or All-Day Wear Etc Show more