QUALITY SILICONE MATERIALS: The salt shaker stopper is made of high-quality silicone material to effectively seal your seasoning bottles. The stopper is lightweight, safe, and durable for long-term use. 24 PIECES, 4 SIZES: Includes 24 silicone stopper replacement plugs in 4 sizes, 6 pieces per size, providing ample supply for everyday needs. INNER DIAMETERS: Stopper sizes measure approximately 16mm (0.63 inch), 12mm (0.47 inch), 10mm (0.39 inch), and 8mm (0.31 inch). Choose the size that best fits your container. ELASTICITY: Designed with flexibility and resilience, the silicone stoppers are easy to insert and remove, ensuring a secure fit. WIDE APPLICATIONS: Suitable for use in salt and pepper shakers, bottles, jars, and other containers. Ideal for replacing worn or damaged stoppers in kitchens, homes, and other settings.