1000 × 1000
Source:https://www.amazon.com/Sleeveless-Regular-T-Shirt-Fitness-Workout/dp/B0CG9K2WCR
1640 × 1200
Source:https://www.aritzia.com/us/en/product/freshman-sleeveless-turtleneck/83864.html
1000 × 1000
Source:https://www.amazon.com/COOFANDY-Workout-Muscle-Bodybuilding-Sleeveless/dp/B07ZKQYX5T
708 × 566
Source:https://www.underarmour.com/en-us/p/shirts_and_tops/mens_heatgear_mock_sleeveless/1361521.html
840 × 840
Source:https://www.adidas.com/us/techfit-training-sleeveless-tee/HD3529.html
2410 × 1900
Source:https://www.ebay.com/itm/403717659625
768 × 768
Source:https://www.walmart.com/ip/Mens-Compression-Sleeveless-Base-Layer-Athletic-Workout-T-Shirt-White-L/112336821
800 × 800
Source:https://www.ebay.com/itm/284414257868
666 × 500
Source:https://www.massimodutti.com/xk/sleeveless-contrast-top-l06847577
708 × 566
Source:https://www.underarmour.com/en-us/p/shirts_and_tops/mens_project_rock_sleeveless_hoodie/1382279.html