{"product_id":"silicone-o-ring-gaskets-vacuum-bottle-thermal-cup-lid-seals-5-pack","title":"Silicone O-Ring Gaskets for Vacuum Bottle Lids – 5-Pack","description":"\u003cp\u003eKeep your favorite thermos, vacuum flask, or thermal cup leak-free with these durable \u003cstrong\u003eSilicone Sealing O-Ring Gaskets\u003c\/strong\u003e. Designed as a direct replacement for worn or damaged lid seals, this 5-pack ensures you always have a spare on hand so your drinkware stays tight and your beverages stay at the right temperature.\u003c\/p\u003e\n\n\u003cp\u003eCrafted from \u003cstrong\u003efood-safe, BPA-free, phthalate-free, and latex-free silicone\u003c\/strong\u003e, these O-rings are built to handle daily use across a wide variety of vacuum bottles, thermal cups, and travel mugs. No tools required — simply roll off the old gasket and snap the new one into place in seconds.\u003c\/p\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eFood-Safe Silicone:\u003c\/strong\u003e Made from high-quality, durable silicone that is BPA-free, phthalate-free, and latex-free for worry-free use with hot or cold drinks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eUniversal Fit:\u003c\/strong\u003e Compatible with a wide range of vacuum bottles, thermal cups, and travel mug lids — fits standard sizes including 4.5 cm and 5.2 cm diameter necks.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eLeak-Proof Seal:\u003c\/strong\u003e Creates a tight, reliable seal to prevent drips and spills, helping to maintain your drink's temperature for longer.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eEasy Tool-Free Replacement:\u003c\/strong\u003e No tools needed — simply roll off the old gasket and pull on the new one in seconds.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003e5-Pack Value:\u003c\/strong\u003e Includes 5 O-ring gaskets so you can replace seals across multiple bottles or keep extras as backups.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eAvailable in 2 Color Options:\u003c\/strong\u003e Choose the color that best matches your drinkware style.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eProduct Specifications\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eMaterial:\u003c\/strong\u003e Food-grade silicone\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003ePackage Includes:\u003c\/strong\u003e 5 × Sealing O-Ring Gaskets\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eColors Available:\u003c\/strong\u003e White \u0026amp; additional color option\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eCompatible With:\u003c\/strong\u003e Vacuum bottles, thermal cups, travel mugs, and flask lids\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWhether you're refreshing an old favorite bottle or stocking up for everyday use, these replacement O-ring seals are an easy, affordable fix that extends the life of your drinkware. They also make a practical little add-on gift for anyone who loves their thermos or travel cup.\u003c\/p\u003e\n\n\u003cp\u003eFor more guidance on safe food-contact materials and what to look for in kitchen accessories, visit the U.S. Food \u0026amp; Drug Administration – Food Contact Substances resource.\u003c\/p\u003e\n\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What sizes do these silicone O-ring gaskets fit?\u003c\/h4\u003e\n\u003cp\u003eA: These silicone sealing O-ring gaskets are designed to fit standard vacuum bottle and thermal cup lid openings, including common sizes around 4.5 cm and 5.2 cm in diameter. They are compatible with most popular vacuum flasks, thermal cups, and travel mugs. If you're unsure, measure your current lid gasket before ordering.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Are these O-ring seals food-safe and free of harmful chemicals?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! These replacement O-ring gaskets are made from high-quality, food-grade silicone that is BPA-free, phthalate-free, and latex-free, making them completely safe for use with both hot and cold beverages.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How do I replace the O-ring gasket on my vacuum bottle lid?\u003c\/h4\u003e\n\u003cp\u003eA: Replacement is quick and tool-free. Simply roll or pull off the old, worn-out gasket from your bottle lid groove, then stretch and press the new silicone O-ring into place. The whole process takes just a few seconds and instantly restores your lid's leak-proof seal.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How many O-rings are included in the pack?\u003c\/h4\u003e\n\u003cp\u003eA: Each pack includes 5 silicone sealing O-ring gaskets, giving you plenty of replacements to use across multiple bottles or to keep on hand for future use.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What sizes do these silicone O-ring gaskets fit?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"These silicone sealing O-ring gaskets are designed to fit standard vacuum bottle and thermal cup lid openings, including common sizes around 4.5 cm and 5.2 cm in diameter. They are compatible with most popular vacuum flasks, thermal cups, and travel mugs. 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