Looking for your go-to shaker bottle? Look no more! The Ice Shaker is stainless steal, vacuum sealed bottle that keeps your beverage super cold for a long time. The stainless steel also keep it from absorbing smelly proteins you forget to wash out! The Ice Shaker has a removable agitator or it also doubles as an infuser. Add lemons, oranges, etc to create the flavored waters of your choice!