6. Eating Burgers and Napkin Shield
What it is: A napkin that covers your face while eating a burger
Invented: 2013
Average Cost: $0 (included with a Classic Burger purchase)
Freshness Burger, a Japanese restaurant chain, created the Liberation Napkin to encourage women to enjoy burgers without worrying about cultural norms like "Ochobo," the custom of concealing one’s mouth in public.
A Burger Eating Napkin Shield via Facebook (@Heidi Autio)
This clever invention has boosted sales of the Classic Burger among women by 213%. It’s a simple yet effective way to enjoy a meal while respecting cultural traditions.