Winter Hat Pom-Poms
If you wonder what the fuck at the top of certain winter hats is, here’s a quick history review of why they are. According to the stories, the hat seams were collected. Now they’re used quickly to keep you warm during cold weather. These pom-poms are also used as trendy statements for a very stylish winter appearance.

Winter Hat Pom-Poms
Airplane Window Holes
In order to balance air pressure, the “bleed hole” or minuscule holes in an aircraft window are needed. You don’t have to ask why there is a hole now because it allows the pressure to balance with the cab and air gap. So the next time you go on a trip, you will appreciate the small hole in the window.

Airplane Window Holes