1500 × 1000
Source:https://www.thedressoutlet.com/products/prom-long-evening-gown
1245 × 830
Source:https://www.lulus.com/products/wait-for-me-black-long-sleeve-maxi-dress/909662.html
1024 × 768
Source:https://www.dressblee.com/products/a-line-fashion-formal-evening-dresses-long-sleeve-prom-dresses
1600 × 1600
Source:https://www.walmart.com/ip/Women-Lace-Maxi-Dress-Deep-V-Neck-Long-Sleeve-Side-Split-Slim-Party-Formal-Long-Dress-Black/399893468
900 × 600
Source:https://www.musebridals.com/products/blue-lace-open-back-see-through-long-sleeve-evening-dress-prom-dresses-mp141
1125 × 750
Source:https://www.lulus.com/products/true-love-lasts-burgundy-long-sleeve-backless-maxi-dress/1930336.html
730 × 476
Source:https://www.nordstrom.com/browse/women/clothing/dresses/formal-dresses?filterBySleeveLength\u003dlong-sleeve
1200 × 900
Source:https://www.aliexpress.com/i/1005002560627024.html
3320 × 2000
Source:https://alyceparis.com/products/formal-dress-27671
1200 × 900
Source:https://www.ever-pretty.com/products/womens-sexy-v-neck-long-sleeve-evening-dress-ep00739