By the late 2000s, standard sizes had become so forgiving that designers introduced new ones (0, 00) to make up the difference. This was a workable issue—albeit an annoying one—so long as ...

Further, the research doesn’t necessarily account for body shape, waist to hip ratios – and the total lack of standard sizing. Industry standards for clothing sizes are voluntary, said Forbes.

Although there may be minor variations of an inch or two between airlines, the standard carry-on luggage size limit is 22 x 14 x 9 inches, including the handle and wheels. However, some domestic ...