Lululemon To the Point Long Sleeve Top Women's Size 12 Loose Fit Heathered Gray
No size tag ~ Size 12 based on measurements. There is a teeny tiny hole at the underarm shown in last photo.
Measurements:
Underarm to Underarm: 22"
Shoulder Seam to Hem: 23" at shortest side, 30" at longest sideSleeve Length: 17" from dropped shoulder