Anyone who has ever slept in a sleeping bag has probably also spent a minimum of nine hours trying to get the sleeping bag's zipper unstuck. But do you know who never has to worry about zippers? Bats, that's who. For that reason, this bat-inspired, no-zipper, magnetic sleeping bag, which has already passed its $10,000 goal on Kickstarter is one of those inventions that we can't believe isn't already just the standard thing. Also, this is a very funny gif.