Stainless Shot Glass

shot glass
a small glass adequate to hold a single swallow of whiskey
A shot glass is a small glass designed to hold or measure liquor, which is either drunk straight from the glass ("a shot") or poured into a mixed drink.
Used for serving shots and layered cocktails. Cocktails in shot glasses are meant to be drunk quickly, in one gulp. The ideal option for busy and lively parties. Standard volume 40 to 60 ml.
A small glass used for serving liquor

stainless
Unmarked by or resistant to stains or discoloration
(of reputation) free from blemishes; "his unsullied name"; "an untarnished reputation"
Stainless is a WebKit-based web browser for Mac OS X by Mesa Dynamics. Stainless started out as a technology demo to rival the multiple-process architecture of Google Chrome, but then went into its own direction.
stainless steel: steel containing chromium that makes it resistant to corrosion
(of a person or their reputation) Free from wrongdoing or disgrace