617 × 450
Source:https://www.suitusa.com/tuxedos/19710
1200 × 1200
Source:https://www.ebay.com/itm/204266318434
570 × 570
Source:https://www.etsy.com/no-en/listing/1333360834/grandad-collar-dress-shirt-mens-irish
1024 × 768
Source:https://www.thecoolector.com/cheegs-2-0-collarless-dress-shirts/
1736 × 1440
Source:https://www.boytique.com/product/ben-hugo-boys-classic-fit-long-sleeve-cotton-blend-collarless-dress-shirts-470/
1350 × 1080
Source:https://cheegs.com/blogs/blog/cheegs-collarless-dress-shirts-for-the-summer-the-ultimate-look
300 × 240
Source:https://www.mensusa.com/products.aspx?id\u003d17549
800 × 800
Source:https://www.dhgate.com/product/wholesale-2017-new-arrival-men-fashion-shirts/403517862.html
768 × 768
Source:https://www.walmart.com/ip/CBGELRT-Mens-Shirts-Fashion-White-Dress-Shirt-Men-Male-Autumn-Winter-Solid-Color-Cotton-Linen-Casual-Collarless-Beach-Long-Sleeve-Outdoor-Vacation-Si/3093786735
500 × 437
Source:https://www.ballyhoovintage.com/product/33211.html