OshKosh B'gosh Kids Piqué Polo Shirt

Carter's

Light pink color matches exactly, Short sleeve polo style matches exactly, Pique knit fabric texture matches the source's appearance, No visible brand logo on the chest, matching the source frame, 2-button placket is consistent with the source (hard to discern exact number in source, but 2 is plausible), Appropriate price tier for a child's polo, Brand (OshKosh B'gosh) is a plausible match for a generic-looking item

Kids Collared Short Sleeve Polo Shirt

Walmart - Chenglor Kids Clothes

Light pink color, Short sleeve polo style, No visible brand logo, Appropriate price tier for a generic item

Silk Touch Polo

Joe's USA

Light pink color matches closely, Short sleeve polo shirt style, Plain collar, matching shirt body color, No visible brand logo, Simple, classic design