this item is made of Silica gel, user can fill it with water and put it into cold refrigerator, after one hour, the real ice glass will be ready for drinking, it's suitable for cocktail, for wine, in bar or home party, it's a cool item.
the item is for real ice glass maker, filled with water and put into Refrigerator, and take out each ice cup when for drinking, user must drink it quicker, otherwise will be melt
