Tiny little Klein bottle. Wear it, stick it on a shelf, or fill it with water. Probably shouldn't try to drink from it, though.

Spiralling figure 8 with 360 degree twist.A kind of a Klein figure 8 but with a 360 degree twist.Designed as a small ornament.

A klein bottle in the form of a drinking stein - will hold two of your favourite beverages simultaneously! (Thanks to www.kleinbottle.com for the...

Trying to print an unorientable surface. It´s not the same as a "typical" klein bottle but I think it fits the purpose very well. Best if printed ...

This is a bottle. But not just any bottle, a special bottle. This bottle has no top or bottom, nor a front or back, nor even an inside or outside. ...