AROMA OIL WARMER brings about a pleasant shift in your day. The design is reminiscent of a coffee equipment and adds warmth to your interior space. The heat-resistant glass cup and the stainless steel stand both have simple structures which are easy to maintain clean. Two color variations are available: sleek looking black and nostalgic copper.​ ​​ Material [Cup] Heat-resistant glass | Maximum temperature differential: 150℃/302℉ | Dishwasher safe Dimensions [Set] W78 x D70 x H110 mm | Approx. 140g[Cup] φ65 x H60 mm / 65 ml | Approx. 60g[Stand] W78 x D70 x H96 mm | Approx. 38g About water volume Pour water or warm water about 30ml in the cup. Do not pour in boiling water. Please note that a large volume of hot water in the glass cup may cause a sudden boil. Please note that boiling or heating water for a long time may cause sudden boiling. Please keep your face from the hot water as it may case burns. Sudden boiling : When water exceeds the boiling point and becomes overheated, hot water suddenly spouts out vigorously. About usage time 30 minutes is recommended for use time. Do not overheat without water.