Because there's no such thing as a classy thong for your feet.
When you wear flippies to the beach, this is how they repay you.
Total jerk dogs.
Source: rockinrob
And then if you try to wear any other type of shoe, your feet will look like monsters.
Source: lifeat7000feet.com
This is not cute. All I can think about is athlete's foot...
DO THEY HAVE IT?!
Source: creme.co.nz
And your chipped polish, and that weird Band-Aid.
Source: ational