Luciano 300ml High Borosilicate / Isotherm / Double Wall Zicco Glass with Handles 2PC Cup in Gift Box -Transparent Handles -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 -Elegant Design and Feel -Light and luxurious Hold -Combination of 2 300ml cups with handle in One Color Box -Hand Made / Blown Glass Luciano High Borosilicate Double Wall Glass Items are made in China in Luciano Glass Factories, and they are tested for safety and food security.