Looking for all-in-one transition sippy cup as easy as 1-2-3? Look no further! The Küp is a spill-proof and complete 5-piece transition set so you don't need to buy multiple cups for your growing child anymore! From sipping from a spout to drinking from a straw then directly from the cup, this sippy cup will grow with your little one and encourage them to gain confidence and independence. Made of BPA-free and phthalate-free food-grade silicone, our Küp is easily washable and stain resistant. You can either hand wash it or put it straight in the dishwasher (top-shelf) if you prefer. It is also durable and mold-free for a safer use through the years.