768 × 768
Source:https://www.walmart.com/ip/Men-s-Dress-Shirts-Slim-Fit-Long-Sleeve-Stretch-Wrinkle-Free-Formal-Shirt-Solid-Casual-Button-Down-Business-Shirts/2479141933
768 × 768
Source:https://www.walmart.com/ip/Alimens-Gentle-Mens-Long-Sleeve-Stretch-Dress-Shirts-Casual-Button-Down-Shirt/324889376
1047 × 698
Source:https://www.buckandbuck.com/mens-long-sleeve-dress-shirt.html
350 × 350
Source:https://www.amazon.com/COOFANDY-Fashion-Dress-Shirt-Casual/dp/B0188GTUXK
350 × 270
Source:https://www.amazon.com/COOFANDY-Business-Wrinkle-Regular-Textured/dp/B0C6QTQ3F8
768 × 768
Source:https://www.walmart.com/ip/YYDGH-Men-s-Muscle-Dress-Shirts-Slim-Fit-Stretch-Long-Sleeve-Casual-Button-Down-Shirt-Black-M/2714385771
1440 × 1200
Source:https://bobbyjones.com/products/bj232154-signature-cotton-knit-long-sleeve-button-down-collar-button-cuff-polo-shirt-1
2360 × 2360
Source:https://www.walmart.com/ip/Alimens-Gentle-Mens-Long-Sleeve-Stretch-Dress-Shirts-Casual-Button-Down-Shirt/324889376
1000 × 769
Source:https://www.amazon.com/Jones-Sleeves-Button-Dress-Shirts/dp/B07NC2PXHY
2100 × 1500
Source:https://americantall.com/products/mens-tall-traveler-stretch-dress-shirt-in-white