Mario Luca Giusti Lente Acrylic Tumbler Green Measures: 4.25 inches tall Made of the highest quality and clarity of acrylics and melamine. Virtually unbreakable, Mario Luca Giusti items look like crystal, but are ideal for use around the pool, for outdoor parties, RVs and, most notably, on boats and yachts. Experience the luxury that is Mario Luca Giusti, the brand chosen by posh and famous hotels and condominiums. Dishwasher safe on the top rack low temperature setting.