675 × 1080
Source:https://www.suitsexpert.com/blog/semi-formal-dress-code/
724 × 483
Source:https://martysformalwear.com/
2700 × 1800
Source:https://www.johnnie-o.com/blog-blue-room/formal-clothes-guide-for-men-everything-you-need-to-know
732 × 1400
Source:https://www.hockerty.com/en-us/blog/semi-formal-mens-attire
711 × 1200
Source:https://stateandliberty.com/blogs/news/semi-formal-mens-attire
900 × 600
Source:https://www.dressthepopulation.com/collections/evening-and-formal-dresses
1962 × 3488
Source:https://www.cntraveler.com/story/winter-wedding-guest-dresses
1071 × 1500
Source:https://www.liveabout.com/formal-dress-code-attire-4051115
800 × 800
Source:https://www.ebay.com/itm/373657780941
1500 × 2000
Source:https://www.theknot.com/content/formal-wedding-attire