1280 × 1920
Source:https://www.suitsexpert.com/blog/how-to-measure-for-dress-shirt/
598 × 800
Source:https://toddshelton.com/blog/shirts/how-to-measure-mens-shirts
2149 × 1920
Source:https://hespokestyle.com/product/ice-blue-oxford-cloth-dress-shirt/
345 × 460
Source:https://www.wikihow.com/Measure-for-a-Dress-Shirt
720 × 1280
Source:https://www.youtube.com/watch?v\u003dYeekE9eZtlU
500 × 367
Source:https://shjunyu-group.en.made-in-china.com/product/jmwUyspcrXhn/China-Custom-Man-Suit-Shirt-Made-to-Measure-Bespoke-Mens-Dress-Shirt.html
598 × 810
Source:https://medium.com/@SizelyApp/how-to-measure-a-dress-shirt-bb17fcfe9e16
768 × 768
Source:https://www.walmart.com/ip/B91xZ-Mens-Dress-Shirts-Male-Casual-Striped-Roll-Up-Sleeve-Shirt-Stand-Collar-Half-Sleeve-Pocket-Shirt-Blouse-Mens-Shirts-Black-Size-5XL/1571461752
477 × 477
Source:https://aticaman.com/pages/understanding-dress-shirt-measurements
525 × 700
Source:https://www.businessinsider.com/guides/style/custom-made-to-measure-mens-clothing-online