3000 × 2031
Source:https://www.etsy.com/listing/1445305629/formal-tulle-wedding-gown-floor-length
975 × 780
Source:https://www.dhgate.com/product/new-rainbow-gradient-prom-dresses-evening/894241013.html
640 × 640
Source:https://www.aliexpress.com/i/1005005327243793.html
574 × 610
Source:https://www.dhgate.com/product/2019-colorful-rainbow-prom-dresses-a-line/429035990.html
1200 × 800
Source:https://www.xdressy.com/rainbow-sequin-halter-v-neck-prom-dress-657.html
1200 × 864
Source:https://www.gloryprom.com/p19130024/ashleylauren-1863.html
1000 × 814
Source:https://www.amazon.com/Organza-Rainbow-Unicorn-Formal-Wedding/dp/B07PJ2SZSL
1200 × 1200
Source:https://www.ebay.com/itm/175844096856
1000 × 771
Source:https://www.amazon.com/Strapless-Rainbow-Sweetheart-Backless-Formal/dp/B0BWXYMNRS
640 × 512
Source:https://www.aliexpress.com/i/1005005540807777.html