Mood cycle bottle with Strobe LED push 'n pull cap. Top shelf dishwasher safe. LED white cap flashes red, green and blue and lasts up to 80,000 bump activations. Cap is manufactured and designed in USA. Bottle changes color with ice cold liquids. Wide mouth opening. Bottle is made in USA. Flashing feature shows best on white, clear, or frosted bottles.
Extreme temperature change is required for color change to take place.