Comprehensive Set: Receive a set of four high-quality silicone stoppers, perfect for replacing worn or lost parts. These stoppers are essential for maintaining the efficiency and longevity of for your Ninja SLUSHi FS301/FS301C frozen drink maker. Precisely Sized for Perfect Fit: Each stopper measures approximately 3.2cm in outer diameter, 1.5cm in inner diameter, and 0.7cm in thickness, ensuring a snug and secure fit to prevent leaks and maintain optimal performance of your machine. Superior Quality Material: Crafted from premium, BPA-free silicone, these stoppers are designed for durability and safety. Their elastic and leak-proof properties make them reliable components for your frozen drink making needs. Hassle-Free Maintenance: Designed for convenience, these silicone stoppers are dishwasher-safe and resistant to staining. This makes cleaning them a simple task, allowing you more time to enjoy your homemade smoothies and slushies. Perfect Compatibility: Specifically engineered for the Ninja SLUSHi FS301/FS301C models, these replacement plugs ensure a perfect seal at the pour spout, effectively preventing any leaks during operation. Note: This product is not affiliated with or endorsed by for Ninja. Color: Black Material: Silicone Package Contents: 8 * Slushie Machine Silicone Stoppers Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.