What are those loops on the back of your shirts really for?

[ahlam1399]

http://img-s-msn-com.akamaized.net/tenant/amp/entityid/AApbcvb.img?h=100&w=100&m=6&q=60&o=f&l=fIt turns out they have a function...and they used to have a meaning, too.

أكثر... (http://www.msn.com/en-ca/video/lifestyle/what-are-those-loops-on-the-back-of-your-shirts-really-for/vi-AApbkx0?srcref=rss)