At this point, it's almost impossible to be surprised when a member of the Kardashian-Jenner sisterhood has suddenly longer or shorter hair, though there's still a bit of mystery every time it happens.
When someone shows up with a chin-length bob, we can't be sure if it's a wig or a haircut.
Suddenly longer hair could be a wig, too, or perhaps extensions — and our guess for Kim Kardashian West's latest super-long ponytail is the latter.