90% Polyester / 10% spandex, Machine Washable,Cold water Pull On closure Machine Wash NOTE: Pay attention to the SIZE chart in the third picture to select the appropriate size The breathable quickdry fabric help wick moisture away,Lightweight fabric provides max comfort and mobility Racerback style with bound edges and flatlock seams,stitch is neat and compact to prevent tearing Fabric is designed to contour ideally to your body, giving you a streamlined look They're soft,silky,comfy,lightweight,stretchy to wear throughout the day and for workouts,running,gym,fitness,training and etc