1. Wash and rinse item parts to be sterilised 2. Pour 60ml of tap water into the bag (without an appropriate amount of water, the parts could distort). 3. Place parts to sterilise into the bag. Make sure all parts are disassembled and loose. 4. Seal the bag tightly. DO NOT OVERLOAD. 5. Place the steam bag in the center of the turntable in the microwave. Make sure the steam bag is standing upright. Rotate bag halfway through if your microwave does no have a turntable. 6. Leave the bag to cool for at least 3 minutes before removing it from your microwave. WARNING: Be careful as steam and water will be very hot. 7. Use built-in drawin spout to pour remaining water before removing the sterilised parts. Rinse bag prior to next use.