Features Brass Nozzle Pure copper material is very safe and hygienic, can ensure the safety of your drinks Colorful atmosphere When using the freeze function, the three RGB colors will be combined into different colors to increase the atmosphere of your bar. Suitable for different cup sizes Whether you are making cocktails or ordinary juice drinks, your cups can be frozen with the Ice Cup Maker Simple but solid fixing Threaded and stable, very solid, you can also move the position at will. Specifications Name: Glass Froster Work Efficiency: 1 cup/6 seconds Material: 304 Stainless Steel Control Method: Manual Applicable Cup Type: Various cup types Machine Size: 6*12*53cm N.W.: 2.55kgs Note: This product works with liquid CO2 only . Never connect othercompressed gas cylinders with high pressure . A liquid CO2 cylinder with siphon dip tube is preferred to deliver liquid CO2 . If a standard gas CO2 cylinder is used ,the cylinder must be placed upside down to deliver liquid CO2.