LuvLap3-in-1 Steel Feeding bottles cum Sippers are ideal for baby's consumption ofmother's milk, formula feed, Juice, and other liquids. The body of the sipper is made ofrust-free SS304 steel. It is odour free also. The liquid is the sipper and can be consumedthrough the nipple, spout, or Straw. All these come with the anti-colic venting system.The ergonomic handle makes it easy to hold