The Aces Ice Cube Set is made of durable food-graded 18/8 stainless steel and can be used for any type of drink you choose. The ice cubes are odorless and non-porous and will chill your drink without affecting the flavor. The set contains 4 steel ice cubes and a compact translucent plastic box that freezer safe and easy to store or transport. The Aces Ice Cube Set is the perfect gift for whiskey or iced tea lovers alike. FDA compliant.