Designed by Aldo Cibic for Bormioli Rocco. InAlto line features a pulled stem, laser-cut rim, Star Glass for extra clarity & an XLT treated stem for a long life. Made from star glass, an exclusive chemical composition that delivers an ultra-clear and ultra-pure glass, which is completely recyclable. The very limited presence of impurities and color shades makes star glass comparable to crystal, in terms of clarity, although it is lighter and more practical. Features, InAlto Uno collection, Material: Star glass, Designed by Aldo Cibic, Dishwasher safe Ultra-thin rim.