You are here: Home Crazy 28 Things You Didn’t Know About Everyday Objects 28 Things You Didn’t Know About Everyday Objects Pages:Previous 12345678910111213141516171819202122232425262728Next > 24. Many of us thought those extra holes in our shoes were just there for design but they’re actually there to help prevent blisters. How? They help create a better fit and comfort when providing extra friction in your feet. Click next for more!