shoe laces

Amazing “No Blisters” Shoelace Tip [VIDEO]
Amazing “No Blisters” Shoelace Tip [VIDEO]
Amazing “No Blisters” Shoelace Tip [VIDEO]
I don't know about you, but I've always wondered about the purpose of that extra shoelace hole on my tennis shoes.  You know the one...at the top, kinda off to the side.  What the heck's it for?  Decoration?  Over-achieving hole maker?  Mistake...