The Safe Sippy2 Straw Sippy Cup [2 in 1] - CLICK HERE FOR THE REPLACEMENT VALVES! Meet The Safe Sippy2™ stainless steel drinking cup – one small step in creating a less toxic world for our children.  The Safe Sippy™ cup breaks away from the all-plastic sippy cup designs of the past.  The Safe Sippy2™, the world’s first – and only – 2-in-1 sippy-to-straw bottle has arrived and is ready to ship. It has all the great features of the original Safe Sippy™ cup, plus these new features: a dust cap to keep the spout clean; a no-leak travel plug for those days mom absolutely, positively has no other place to stick The Safe Sippy™ but her purse; and best of all, a straw and straw adaptor that instantly turns The Safe Sippy™ into a straw bottle! From the clean, non-leaching stainless steel cup to the unique safety features to the plastics free of Bisphenol A and other harmful chemicals, The Safe Sippy™ cup was created to accomplish one simple goal:  Clean In, Clean Out. 6 months+