Feature Highlights: 1. 3-Pack Value Set – Each lid is designed to fit Yeti Rambler, Old Style RTIC, Ozark Trail, and most other 30oz mugs or tumblers. (Note: Not compatible with the new RTIC glass released in 2016.) 2. Leak-Proof Design – Keep your drinks secure without spills, even when the cup tips over. It also helps maintain temperature insulation. 3. BPA-Free & Crystal Clear – Made from safe, transparent plastic that’s BPA-free, so the lid can come into direct contact with your beverages. 4. Secure Locking Mechanism – Features a reliable lock to keep the lid firmly sealed, preventing leaks from the drinking hole. 5. Multiple Color Options – Available in black, red, and green to match your style. Always confirm the lid size fits your mug before use. Product Details: This set of three leak-proof lids offers a practical solution for keeping drinks contained and insulated in popular 30oz tumblers. Made with BPA-free clear plastic, they’re safe for direct drink contact and feature a secure locking mechanism to prevent leaks. Ideal for daily use at home, in the car, or outdoors. Specifications: - Included: 3 drinking lids - Compatible with: Yeti Rambler, Old Style RTIC, Ozark Trail, and most 30oz mugs/tumblers - Material: BPA-free plastic - Colors: Black, Red, Green - Note: Not suitable for the new RTIC glass (2016 version)