Why There Is A Loop On The Back Of Shirts

You might already know that the buttons on suit jacket sleeves have a surprisingly medical past, or that the teeny-tiny pockets on the front of jeans were actually for timepieces. 

The “V” under the collar of sweatshirts has its roots in college sports, meanwhile. All of which to say, your clothes might carry more meaning than you realise. 

And, I recently learned, another such exa...