Weighted Straw: The cup features a unique weighted straw that moves with the liquid inside, allowing toddlers to drink from any angle without spilling. Two-Way Valve: The redesigned straw includes a two-way valve that ensures easy drinking and prevents leaks, even when the cup contains warm water. Last Drop Drinking: The design of the cup ensures that toddlers can drink to the very last drop, minimizing waste. Drinking While Lying Down: The cup allows toddlers to drink while lying down, making it an ideal transition cup for toddlers who are transitioning from bottle or breast feeding to drinking from a cup. Easy-Grip Handles: The cup is equipped with easy-grip handles, encouraging independence and making it easier for toddlers to hold and drink from the cup. Flip-Top Lid: The cup features a simple flip-top lid for easy access to the straw, making it convenient for toddlers to use on their own. Microwave and Dishwasher Safe: The cup base is microwave safe, allowing you to warm up liquids if needed. Additionally, the cup is dishwasher safe for easy cleaning. Overall, the b.box Sippy Cup in Blueberry is a versatile, convenient, and leak-proof drinking cup that encourages independence and makes drinking easier for toddlers both at home and on the go. (description exceeds maximum possible length)