The glass they use for margaritas looks like a cosmopolitan glass. Google "cosmopolitan glass" and see if that's it.
mango syrup
An Optician is the person who makes the eye glasses, but does not do the eye exam.
NOthing with glasses you can see better, but if you don't need glasses it makes your sight bad.
Don Lemon has never revealed who makes his glasses
This question makes no sense.
Marchon
Dark glasses makes them much less noticeable. But there is no other effect.
The Outback
Morgenthal Frederics
The color of the sand is orange, which makes sunsets there extremely beautiful.
the sound each glass makes
Many businesses make custom shot glasses. If you go to www.cafepress.com, for example, you can get shot glasses that are personalized to what you want.