1200 × 960
Source:https://www.adoredvintage.com/products/vintage-1940s-navy-blue-polka-dot-midi-button-down-dress
1500 × 1000
Source:https://14shadesofgrey.wordpress.com/tag/navy-polka-dot-dress/
450 × 450
Source:https://www.jonzara.com/en/Ronald-Joyce-992023-Veni-Infantino-Polka-Dot-Dress-Navy/m-20990.aspx
747 × 578
Source:https://us.sandro-paris.com/en/womens/clothing/dresses/short-polka-dot-dress/SFPRO03348.html
1024 × 768
Source:https://www.retro-stage.com/products/navy-blue-1950s-polka-dot-halter-dress
960 × 640
Source:http://mode-de-lis.blogspot.com/2014/08/the-year-of-polka-dots-navy.html
800 × 600
Source:https://allthewildroses.com/products/elly-navy-polka-dot-dress
1800 × 819
Source:https://katemiddletonstyle.org/big-lunch-blue-dress/
2919 × 1946
Source:https://jennafergracecollection.com/products/navy-polka-ruffle-dress
2040 × 1360
Source:https://www.lakeshorelady.com/navy-polka-dot-dress/