Kids Cotton Gauze Tank Dress

Primary

Vertical rainbow stripe pattern matches exactly, Bright color palette (red, orange, yellow, green, blue, purple/pink) is consistent, Tank top style with thin straps matches, Loose, A-line silhouette matches, Stripes appear to be of varying widths, consistent with the source, Fabric appears lightweight and suitable for a sundress, Product category 'Girls' Dress' aligns with 'Girls' Rainbow Striped Sundress', Retailer 'Primary' is a high priority (brand official store)

Odeerbi Kids Girls A-Line Striped Cotton Tank Dress

Walmart - Odeerbi Fashion

Girls' dress category, Vertical stripes

Sophia's Style Cheerful Stripes Tank Twirl Dress

Mila and Rose

Girls' dress category, Tank top style, Bright rainbow colors