Mouthblown in Italy, the Hibiscus Medium Fluted Vase expresses joy and happiness, inspired by the delicate Hibiscus flower. A beautiful complement to any room, this collection is both elegant and graceful. lian: a love of life, people, nature, and good living. Glass. Glassware Care - The clouding of glass is in response to exposure to extreme heat, i.e. the heat drying cycle of a dishwasher. To present clouding, refrain from harsh detergents and use the low-energy/air dry cycle of the dishwasher or handwash. Do not place glass in the freezer.