Luciano 350ml High Borosilicate / Isotherm / Double Wall Confetti Glass 2PC Set -Brand: Luciano -Heat Resistant: can go up to 250 degree Celsius -Double Wall: the internal temperature of glass content doesn't reflect on the exterior -Can go into Microwave, or oven, and also fridge -Isotherm: the temperature inside (warm or cold) is kept for a long period -With Confetti Between the 2 walls for beautiful star effect -Elegant Design and Feel -Light and luxurious Hold -Combination of 2 350 cups in One Color Box -Hand Made / Blown Glass This type of Double Wall Glass cups also come without confetti in the middle, in 80ml volume (both with and without confetti), and in 280ml volume (without confetti) Luciano High Borosilicate Double Wall Glass Items are made in China in Luciano Glass Factories, and they are tested for safety and food security.