400 × 400
Source:https://www.ebay.com/itm/394630969278
768 × 768
Source:https://www.walmart.com/ip/Jerdar-Women-s-Business-Formal-Dresses-Wedding-Guest-Dress-Photoshoot-Solid-Sleeveless-Mini-Dress-Halloween-Party-Tube-Top-Off-Shoulder-Waist-White-M/1146817681
463 × 550
Source:https://www.collegefashion.net/fashion-tips/dress-codes-101-business-formal/
300 × 500
Source:https://www.pinterest.com/ucdavisicc/womens-business-formal/
768 × 768
Source:https://www.walmart.com/ip/Business-Casual-Dresses-for-Women-Formal-Ruffle-Slim-Fitted-Straight-Midi-Dress-Elegant-Office-Ladies-Work-Dress/3306489852
768 × 768
Source:https://www.walmart.com/ip/Jerdar-Women-s-Business-Formal-Dresses-Wedding-Guest-Dress-Photoshoot-Solid-Sleeveless-Mini-Dress-Halloween-Party-Tube-Top-Off-Shoulder-Waist-Blue-M/1714682142
597 × 900
Source:https://news.illinoisstate.edu/2013/10/professional-dress-tips-help-students-succeed-workplace/
1000 × 1000
Source:https://www.ebay.com/itm/225596014574
512 × 325
Source:https://nextlevelwardrobe.com/business-casual-vs-business-formal/
640 × 640
Source:https://www.aliexpress.com/i/32971782065.html