This product is available.
12 oz Double-wall, vacuum insulation.
They are 2X heat and cold resistant compared to glass or plastic wine glasses. Polar Camels are made from 18/8 gauge stainless steel (18% chromium/8% nickel) - also know as Type 304 Food Grade.
Overall Size: 3 1/2"(L) x 4 3/8"(H)
Brand: Polar Camel