Under Armour Infant Girls HeatGear Polka Dot Short Sleeve T-Shirt

Under Armour · Clothing & Accessories > Children's Apparel > Baby & Toddler Tops

Under Armour Infant Girls HeatGear Polka Dot Short Sleeve T-Shirt

Era / Decade

2010s (circa 2014-2018 based on HeatGear neck stamp tag style and colorway)

Material

100% Polyester HeatGear performance knit fabric; lightweight, moisture-wicking, and stretchable.

Condition

Very Good. The fabric shows light wear with no prominent stains, holes, or heavy pilling. The lime green Under Armour chest logo print is crisp and intact without major cracking.

Demand Level

Low to Moderate as an individual item. Infant clothing has low standalone margins, but popular athletic brands move steadily when bundled or priced competitively.

Resale Value

Estimated Resale Value

$4.00 - $8.00 (Low: $3.00, Mid: $5.00, High: $8.00)

Estimated Retail Value

$18.00 - $22.00

Comparable Sales

Similar single pre-owned Under Armour baby girls' short sleeve t-shirts typically sell for $4-$8 on Mercari and Poshmark, while multi-piece lots of 3-5 athletic tops sell for $15-$22.

Description

Adorable Under Armour HeatGear infant girls' short sleeve performance t-shirt in size 12 Months. Features a vibrant purple/magenta base with all-over silver metallic polka dots and a bright neon lime green Under Armour logo printed prominently across the chest. Made from signature lightweight, breathable HeatGear activewear fabric to keep baby cool and dry.

Key Features

Recognizable athletic brand (Under Armour), HeatGear moisture-wicking technology, fun contrast colorway (magenta, silver, neon lime), soft stretch performance material.

Authenticity Indicators

High confidence. Authentic Under Armour printed HeatGear neck tag with size '12M', UA logo, and 'Made in China' marking.

Flaws to Note

Minor pre-owned wash wear; light fuzziness/wear on fabric surface typical of pre-owned polyester knit tops.

Selling Guide

Where to Sell

Mercari, Poshmark, or eBay (best bundled as a infant girls athletic wear lot), or local BST (Buy/Sell/Trade) Facebook groups and Kid to Kid/Once Upon A Child.

Selling Tips

To maximize profit and minimize shipping costs, lot this shirt with other 12M baby clothes or Under Armour/Nike activewear. Use key terms like 'Under Armour', 'HeatGear', '12 Months', 'Baby Girls', 'Neon', 'Polka Dot', and 'Athletic Shirt'. Shipping in a poly mailer via USPS First Class/Ground Advantage will be cheap due to lightweight fabric.

Appraised on 7/22/2026
Under Armour Infant Girls HeatGear Polka Dot Short Sleeve T-Shirt - Under Armour | Thrift Scanner