No Spill design Cup With Soft Silicon Straweasy to use flip cap ,2 Handle Cup With TPE on Handles and Fat Flip-It Straw Top With Large "Bumps" on the Top of the Handles. Soft and durable silicone straw (Fat Oval Straw Kit). Easy-to-Use Flip-top cap.

Built-in Valve eliminates extra pieces to wash. Vari-flow Valve allows child to control liquid's flow rate.