10Pcs Universal Silicone Sealing Bottle Straw Hole Grommets Stopper Lids Straw Plug Replacement 20/30Oz Thermos Cup, Wine Stoppers, Wine Stoppers and Pourers (Grey)

["UNIVERSAL FIT: These silicone grommets are designed to fit most 20oz and 30oz thermos cups, tumblers, and bottles with straw holes.","MULTI-PURPOSE USE: Works as straw hole grommets, bottle stoppers, wine stoppers, and pourers, making them versatile for everyday use.","QUALITY MATERIAL: Made from durable, flexible silicone that creates a tight, leak-resistant seal to keep your beverages fresh and secure.","GREAT VALUE PACK: Comes in a set of 10 grey silicone grommets, giving you plenty of replacements to keep on hand for multiple cups or bottles.","EASY TO USE: Simply press the grommet into the straw hole or bottle opening for a snug fit, no tools or special skills required."]