800 × 800
Source:https://remax.realtorapparel.com/product/oxford-long-sleeve-dress-shirt/
1000 × 850
Source:https://www.amazon.com/Gingham-Wrinkle-Hawaiian-Pockets-X-Small/dp/B0CGJCSJ9V
480 × 320
Source:https://heinzhealeys.com/shop/p/forsyth-of-canada-dress-shirts
1600 × 1600
Source:https://www.walmart.com/ip/Men-s-Shirt-Graphic-Shirt-Star-Button-Down-Collar-A-Casual-Daily-Long-Sleeve-Clothing-Apparel-Designer-Simple-Regular-Fit/2597277926
640 × 640
Source:https://www.walmart.com/ip/Men-s-Shirt-Graphic-Tartan-Standing-Collar-Blue-Purple-Yellow-Red-Going-golf-shirts-Long-Sleeve-Patchwork-Print-Clothing-Apparel-Designer-Punk-Gothic/1056124477
1000 × 851
Source:https://www.amazon.com/GuoChe-Tartan-Apparel-Pockets-X-Small/dp/B0CGJBDM2F
336 × 336
Source:https://oconnellsclothing.com/oconnells-button-down-dress-shirt-minicheck-burgundy-yd8015win.html
1125 × 2000
Source:https://www.gq.com/story/shirts-for-men
2000 × 1700
Source:https://magnaready.com/products/long-sleeve-blue-ryan-dress-shirt-with-magnetic-closures
2096 × 1600
Source:https://www.gq-magazine.co.uk/fashion/article/mens-clothing-essentials