This stainless steel ice cube set is a perfect choice to cool down drinks without eliminating drinks! The ice cube is made of food grade stainless steel which is non-diluting and resuable.It’s filled with non-toxic gel to keep the cubes cold.In order to achieve best result,it is recommended to freeze one hour before using.The ice cube set comes in a protective plastic travel case which can be customized with your brand name or logo.Laser engraving on the ice cubes are available. Measuring 1 inch x 1 inch x 1 inch, this custom stainless steel chilling reusable ice cubes. Usage Scenarios: Office supplies, school stationery, corporate promotions, trade show giveaways. Customization: Logo printing available with multiple packaging and color options. Product Highlights: Portable, durable, practical for daily use.