Bought these shirts in other colors, they are 100% cotton and thick. However, the last purchase was a 60/40 mix and not nearly as heavy as the old shirts. The description on the website still says the shirts are 100% cotton so be careful what you want as you will be misled here.
π Nantersan Placket Raglan Tee - A Casual Must-Have
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H2H Mens Casual Slim Fit Short Sleeve T-Shirts Cotton Blended Soft Lightweight V-Neck/Crew-Neck
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