Under Armour Womens UA Knockout Mesh Back Tank Top Blue Heathered Racerback 
Excellent preowned condition, no obvious flaws, tears, stains, missing size tag, meticulously inspected, review photos carefully
I'm between an XS and small and it fits me, but refer to measurements to be sure

From UA Website:
Made from one of the lightest, most breathable fabrics we make, this shirt is your new go-to to crush any sport, any training scenario, any time.
DNA, Specs, Fit & Care
Product Details
Insanely soft, breathable fabric
4-way stretch material moves better in every direction
Material wicks sweat & dries really fast
Mesh back panels for added breathability
Dropped, shaped hem for enhanced coverage
Style #: 1360831
Body: 90% Polyester/10% Elastane
Mesh: 100% Polyester
Imported
Loose:Fuller cut for complete comfort.
Machine wash cold with like colors
Use only non-chlorine bleach when needed
Tumble dry low
Do not iron
Do not use softeners
Do not dry clean

SOFT & STRETCHY

Insanely soft and super-breathable construction wicks sweat and moves with you.

DELIBERATE DESIGN

Unique Y-back straps unlock incredible mobility.

ICONIC DETAILING

Powerful wordmark taping for an extra pop of personality.

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Measurements/Sizing and any available care instructions are featured in photos or description

Measurements are as accurate as possible and should be considered approximate

Refer to your other clothing with similar measurements or if you already own this brand and know how it fits your body, even better

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Color may vary based on monitor/phone screen brightness and other settings

I do my best to list any flaws in condition description but please review photos carefully for details and/or flaws


All items are stored in a smoke-free, pet-free environment :)