800 × 800
Source:https://www.dollygown.com/products/prom-dress-for-curvy-girls-open-back-prom-dress-royal-blue-prom-dress-long-prom-gown-ma153
1600 × 1200
Source:https://shegowns.com/products/v-neck-backless-burgundy-prom-dresses-open-back-wine-red-long-formal-graduation-dresses
1024 × 768
Source:https://www.selinadress.com/products/mermaid-halter-simple-long-formal-dress-bow-tie-open-back-prom-dresses-evening-dress-kpy031
1500 × 1500
Source:https://www.promfy.com/black-sequin-plunging-v-neck-prom-dress-2815.html
817 × 728
Source:https://promcoming.com/products/light-blue-lace-prom-dress-open-back-prom-dresses-evening-dress-dance-dress-graduation-school-party-gown-pc0414
1200 × 800
Source:https://www.xdressy.com/black-satin-gold-lace-mermaid-prom-dress-2114.html
1920 × 1080
Source:https://prommirror.com/products/blue-prom-dress-mermaid-prom-dresses-open-back-evening-dress
1500 × 1000
Source:https://www.kissprom.com/products/black-mermaid-backless-long-prom-dress-with-feathers
900 × 600
Source:https://www.victoriasqueen.com/sexy-low-back-rose-gold-satin-prom-dress-5333.html
975 × 650
Source:https://www.laurafashionshop.com/products/burgundy-lace-open-back-spaghetti-straps-mermaid-formal-prom-dress-evening-party-dresses-ld2031