Both, the spout and the straw are gentle on baby's teeth and are bite resistant
Touch-Flow Valve opens instantly with small amount of pressure, making it easy & simple to drink from
Spill-proof: The valve closes when the pressure is released, ensuring no leakage or spilling
Comes with detachable easy grip handles
High on Safety: Made of BPA free, non toxic, food grade material.
All Parts of the sipper are Sterilizable and Dishwasher Safe