Lululemon Cool Racerback - Size 6 (or 4?)

Lululemon Cool Racerback Size 6 (possibly a 4?) Laying flat, measures 13-1/2" armpit-to-armpit, overall length is 26" from top of shoulder to hem Black and gray striped (different stripes than stock photos-please see actual photos) - lightweight - sweat-sicking - 4-way stretch - cottony soft hand feel - easy to layer - Stretches and has great shape retention with added Lycra Excellent/like new pre-owned condition Non-smoking, pet free home