Fabric 84% Polyester / 16% Spandex, 144 gsm Care Machine Wash Cold Tumble Dry Low Easy run. Tempo. Fartlek. Intervals. Whatever your training plan calls for, our workhorse Session Long Sleeve delivers day in and day out. Built from a lightweight, wicking and antimicrobial stretch knit and cut in a relaxed fit for maximum comfort, this long sleeve tee works as hard as you do. Plus, the understated styling and heathered finish make it wearable wherever your run takes you.