Perfect Fit for Your 14oz Smart Mug: Specifically made to fit the 14oz Pusee self-heating coffee mug. A perfect replacement lid to keep your favorite mug working like new. Safe and BPA-Free: Made from high-quality, BPA-free materials. Heat-safe and non-toxic, ensuring safe use with hot beverages. Easy to Use: Simply press the lid onto your temperature control mug until the silicone ring is fully seated. Seals securely for worry-free sipping. Easy to Clean: Rinse the lid with water for effortless cleaning. We recommend removing and cleaning the sliding piece regularly for best hygiene. Helps Conserve Battery Life: Using the lid with your smart mug helps retain heat and extend battery performance, keeping your drinks warmer for longer. Slide Lid Replacement for Pusee, Spill-Resistant Cover, Durable & Easy to Use