They are also uncomfortable.
Someone I know refuses to replace their old slippers and they have an unsightly hole at the big toe--name withheld to protect the guilty. ;-)
And I have a old pair of Kung Fu slippers that look mean and are good for building calluses, but otherwise not so good.
However, these frog slipper that my daughter got are great!
They are actually more like sock-slippers, but they win #1 in my book.
Who wouldn't walk a mile in these and still be smiling?
(Source Photo: Andy Blumenthal)