Gerber Insulated Spill-Proof Cup, Shrek, 12m+/Intermediate

Designed so the valve can't fall out. Keeps your drinks fresh & cool. Easy to hold shape. If cup is held upside down, a few drops may come from spout. Carbonated beverages are not recommended for use in this cup. Easy to Use: Insulated design keeps drinks cool and fresh longer; Lock-in valve ensures that once the valve is in, it won't fall out; Liquid flow is activated by child sipping.