20 Things You Should Never, Ever Share

6. Flip-flops

Ugh, letting someone borrow your flip-flops is gross – not least because both they and sandals are a breeding ground for all kinds of vile bacteria. And the germs like it even better when the flip-flops get wet. If you use someone else’s pair, then, there’s a good chance you’ll get warts or even an acne-like virus.