39. USB Cat Face Mask
What is it: It’s a face mask with a fans
Invented: 2011
Average price: $24*
Face masks are common in Japan and have been for many years. They’re ahead of other countries right now. In 2011, an inventor in a laboratory invented the ultimate face cover: a fan-equipped cat mask.

Some people are uncomfortable with the mask’s muffled sound and feel anxious or hot. The mask has a USB or battery-powered fan that circulates air around your face. What’s the best part? The price is only $24