Has a button lock to prevent you from accidental pressing - the button, which may cause any leakages.
Easy to clean lid (inside cover opens for easy cleaning).
The tumbler is made from double walled stainless steel.
Hold up to 473mL/16oz of your favourite drink.
Warning *Not intended for children under 3 years of age. *Don't add fizzy drinks, as the carbonated pressure can build up. *Don't use any harsh chemicals or detergents when *cleaning the drinking bottles. *Never overfill the drink bottle - should only fill below the threading. *Always ensure the lid is correctly screwed on. *Never use in a microwave or oven.