Premium Silicone: Made from silicone, these salt and pepper bottle stoppers are soft, flexible, and durability, offering excellent insulation and wear resistance for long term kitchen use Wide Application: These stoppers are great for shaker; they work with bottles, jars, and tubes, a versatile tool for various household needs, ensuring freshness and protective Easy Installation: Without tools needed! Simply measure the bottle opening, choose the correct size, and press the stopper into place for a secures fit, leaks and spills in your kitchen Great Replacement Stoppers: Designed to replace worn or damaged stoppers, these silicone plugs provide a professional look that blends seamlessly with any kitchen decor while maintaining functionality Versatile Size Option: Our set includes 50 silicone stoppers in 5 sizes ( 10 / 12 / 13 / 15 / 16mm), ensuring great for various bottles and shaker, providing great sealing for your kitchen essential