lululemon t shirt short sleeve heather gray color full-on® luon A tight-knit version of our Luon® fabric, sweat-wicking Full-On® Luon is four-way stretch with a cottony-soft feel incredible support and coverage- longer in the back sweat-wicking four-way stretch cottony-soft handfeel naturally breathable no stains or tears approx. pit to pit- 19" front length- 23" back length- 27" no size dot/tag per measurements= 10