Nuk Replacement Valves - Spill Proof Cup
Spill Proof Cup Nuk Replacement Valves are designed for use with fun grips, sip and smile cups. These replacement valves control the flow of fluid, making it easier for your child to drink. It's great for baby as the liquid flows only in desired quantities. Plus, these valves snap easily into place. They come in sturdy plastic that helps extend the use of these spill-proof cups.
Why You'll Love It: You won't have to clean messy spills with these replacement valves, as the liquid is dispensed only when baby sips.
Features

• Fits most fun grips, sip and smile cups
• Extends use of spill-proof cup
• Snaps easily into place for convenient use
• Made of sturdy, durable plastic
• Controls the flow of liquids
• Ideal for use in self-feeding
• Lightweight for better portability