375 × 480
Source:https://www.hughandcrye.com/pages/dress-shirt-sizes
1000 × 1000
Source:https://antonalexander.com/product/blue-with-black-dress-shirts/
821 × 1400
Source:https://tailormade-shirts.com/mens-size-chart/
1000 × 2800
Source:https://www.amedeoexclusive.com/products/white-red-floral-mens-slim-fit-designer-dress-shirt-tailored-cotton-shirts-for-work-and-casual
455 × 950
Source:https://classymencollection.com/pages/size-guide
360 × 600
Source:https://www.haspel.com/pages/tailored-dress-shirt-size-chart
615 × 720
Source:https://www.ebay.com/itm/251493945725
1008 × 1008
Source:https://medium.com/@SizelyApp/how-to-measure-a-dress-shirt-bb17fcfe9e16
2600 × 3840
Source:https://www.suitsexpert.com/blog/mens-dress-shirt-sizes/
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/2266241124