One bar of soap can last as long as a month — depending, of course, on how often you use it. There's always, however, that little sliver left at the end; the one that won't lather because it's so thin ...

It’s certainly a first world problem, but finding a way to use a bar of soap once it’s become a tiny sliver is tricky dammit. That’s why I love this brilliant Stack soap featuring a groove for merging ...