Your Aperture Science Handheld Portal Vessel will never threaten to stab you, and, in fact, cannot speak. If your Handheld Portal Vessel does speak, please disregard its advice.
I made them for my friend for his birthday. When I gave them to him we determined that we needed to have an orange and blue drink.
Hopefully my next project won't be etched glass.

And I hope you enjoy them.