Threadbase’s findings, rendered in chart form, tell you that a size small Uniqlo crew neck shirt is the same size as a medium Alternative Apparel crew neck shirt, chest width-wise.

Using 3-D body scan data from more than 1,000 men, they created Stantt, a line of casual button-down shirts that come in 50 sizes, with three measurement variables: chest size, waist size, and ...