Drink set, 1 person, 4 items. Material: glass, marble. Package contents and volume: drinking glass - 8 cm, 245 ml, 1 pc, cooling cubes - 3 pcs. Before use, the cubes must be placed in the freezer for 2-3 hours. It is recommended to wash by hand using mild detergents. Do not use abrasive cleaners or hard sponges for care. The glass can be washed in the dishwasher in a gentle glass mode.