- 3-Piece Set: This cup cover is specifically designed for a 20-ounce thermos cup, ensuring a perfect fit to prevent beverage spills. - Leak-Proof Design: Enjoy peace of mind with this cup cover, which effectively prevents spills even if the thermos cup is accidentally overturned. It keeps your drinks warm and contained. - Safe Material: Constructed from BPA-free AS transparent plastic, this cover is safe for direct contact with beverages, allowing you to use it with confidence. - Secure Locking Mechanism: The innovative locking feature ensures that liquid will not leak from the opening once secured, making it ideal for on-the-go lifestyles. Use Scenarios: 1. Perfect for road trips: Keep your favorite coffee or tea secure in your thermos without worrying about messy spills in the car. 2. Great for outdoor activities: Whether hiking or picnicking, this cover helps maintain your drink's temperature while preventing accidental leaks. 3. Ideal for commuting: Fit it onto your thermos cup to ensure that your drink stays safe in your bag during your daily travels. Key Attributes: - Compatibility: Designed for 20-ounce thermos cups. - Functionality: Prevents spills and maintains beverage temperature. - Material: BPA-free, safe for direct beverage contact. - Performance: Features a reliable locking mechanism for leak prevention.