We use many products in our daily lives, and some of them might have some hidden features. So, let’s take look at those everyday objects which we don’t any idea what they are used for.
1. Square on backpack
Originally, it was useful for camping as you could thread ropes or carabiners through the tab or even tie up your shoes to free your arms. You could probably hang something cool for decoration too!
2. Little pockets in ladies underwear
It is made for hygiene, the double thickness allows to preserve.