Lululemon Size 8? Back in Action Speckled Blue Long Sleeve Tee

Condition: *Pre-owned with flaw - has small light bleach spots on front neckline, and a grey mark nearby (see photos). Missing tearaway hang tag with size and fabric info. No other issues. Size: Unknown; please check measurements below. My best guess is size 8. Color: Light blue with colorful speckles Design: Thin knit long sleeve tee with draped back. Has embroidered text logo. Materials: Unknown; likely cotton blend. Measurements (approximate) Shoulders: 20.5" across Bust: 50" around Waist: 44" around Shoulder to Hem: 24" at front, 28" at back Sleeve Length: 19" *EE21