Yogi Racerback tank in Heathered Toothpaste from Lululemon. Loose fitting for an easy, lightweight layer. Super soft Vitasea fabric that is naturally breathable and has built-in stretch for shape retention. No size tag but appears to be size 4 based on measurements. Approximate flat lay measurements- Bust: 15.25” across from armpit to armpit. Length: 28”. Small flaw/pick in fabric (see last photo) but otherwise in good preowned condition with no tears or stains. (R20)