For 125ml/4oz bottles, fill the warmer with water to just above the level of the milk in the bottle. For 260ml/9oz bottle, fill the warmer to 15 mm (1/2 inch) below the rim of the warmer. Never let water level rise above the neck of the bottle or spill over the edge of the warmer.
How much water do I need to add?
Published on 2017-04-06