.
.
Yes. It is a klein bottle. It is a nested klein bottle according to where I d/l the jpeg. It LOOKS real, but may be computer generated.
I think some MAD skillz would be required to blow that thing.
Lets drill a hole, pop some white rabbit in there, vape it up, and follow it to wonderland!8)
Happy to hear all the 'likes'.
Namaste,
J
.
.
EDIT
So a Klein bottle is like a 3-d Moebius strip? Kewl.