Secure Seal: Ensure leak-proof protection with anti-leak stoppers designed for FreeSip bottles. Maintain a tight seal to prevent spills and keep beverages secure during travel or daily use. Premium Material: Made from high-quality silicone, these replacement stoppers offer a safe, soft, and durable solution for maintaining the integrity of your water bottles. Dishwasher safe for easy cleaning, they provide reliable sealing performance. Versatile Compatibility: Designed to fit FreeSip stainless steel and Tritan plastic bottles in various sizes (19/24/32/40 oz), these stoppers offer a universal fit for your hydration bottles. Enjoy a precise fit without compromising on quality. Multipurpose Utility: Ideal for outdoor activities such as hiking, camping, or biking, these leak-proof stoppers support an active lifestyle, keeping drinks fresh and spill-free on the go. Convenient Replacement: Includes a set of 3 replacement stoppers to meet usage and replacement needs. Keep your bottles clean and maintain optimal sealing performance by replacing stoppers regularly. Item Name: Anti-leak Stopper Material: Silicone Features: Secure Seal, Versatile, Multipurpose, Convenient Size Details: L: 4.3cm / 1.69", W: 3.7cm / 1.46" (Approx.) Notes: Due to differences in lighting and screen settings, the item's color may vary slightly from images. Please allow slight variations in dimensions due to manual measurement. Package Includes: 3 x Anti-leak Stoppers