{"product_id":"silicone-spill-proof-stopper-set-tumbler-straw-cap-40oz-30oz","title":"3-Piece Silicone Tumbler Spill Stopper Set – 40oz \u0026 30oz Lids","description":"\n\u003ch2\u003eKeep Every Sip Mess-Free with This 3-Piece Silicone Tumbler Stopper Set\u003c\/h2\u003e\n\u003cp\u003eTired of spills, splashes, and dust sneaking into your favorite tumbler? This \u003cstrong\u003e3-Piece Silicone Spill-Proof Stopper Set\u003c\/strong\u003e is the perfect upgrade for your Stanley-style or similarly designed tumblers. Compatible with \u003cstrong\u003eVersion 1.0 and 2.0, 40oz and 30oz\u003c\/strong\u003e tumblers, this kit includes three thoughtfully engineered silicone accessories that work together to keep your lid sealed, your straw secure, and your drink where it belongs — in the cup.\u003c\/p\u003e\n\n\u003cp\u003eMade from \u003cstrong\u003efood-grade, BPA-free silicone\u003c\/strong\u003e, the entire set is safe, reusable, and dishwasher friendly for effortless everyday use.\u003c\/p\u003e\n\n\u003cp\u003e\u003cstrong\u003eMade in Mainland China.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003ch3\u003eWhat's Included\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\n\u003cstrong\u003eStraw Topper Cap\u003c\/strong\u003e — Features internal threading on the outer cover for a superior seal (unlike standard male-model caps on the market). Fits straws 0.6 cm–1 cm wide. The tip cap blocks liquid from dribbling out of the straw when not in use, and keeps dust and debris from entering.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eRound Leak-Proof Plug\u003c\/strong\u003e — Installs in the center of the lid's interior. Its cross-opening design allows air to flow in while drinking, making every sip smooth and effortless — no more vacuum resistance.\u003c\/li\u003e\n  \u003cli\u003e\n\u003cstrong\u003eSquare Spill Stopper Seal\u003c\/strong\u003e — Fits into the straw hole of the lid to create a dual-function seal: it forms a leak-proof barrier \u003cem\u003eand\u003c\/em\u003e holds the straw firmly in place so it stays put whether you're commuting, hiking, or at your desk.\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eKey Features\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCompatible\u003c\/strong\u003e with tumbler lids Version 1.0 \u0026amp; 2.0 — 40oz \u0026amp; 30oz\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eFood-Grade Silicone\u003c\/strong\u003e — BPA-free, safe for daily use\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eThreaded Straw Cap\u003c\/strong\u003e — Better seal than standard market alternatives\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eCross-Opening Air Plug\u003c\/strong\u003e — Ensures easy, free-flowing sipping\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDual-Purpose Square Seal\u003c\/strong\u003e — Leakproof + straw holder in one\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eDishwasher Safe \u0026amp; Reusable\u003c\/strong\u003e — Easy to clean, built to last\u003c\/li\u003e\n  \u003cli\u003e✅ \u003cstrong\u003eNo High-Concern Chemicals\u003c\/strong\u003e — Verified safe materials\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003ePerfect For\u003c\/h3\u003e\n\u003cp\u003eWhether you're headed to the gym, the office, school, or on a road trip, this stopper set is the easy, affordable way to protect your tumbler lid from leaks, spills, and contaminants. It also makes a great small gift or replacement kit for anyone who relies on their favorite tumbler every day.\u003c\/p\u003e\n\n\u003ch3\u003eYou May Also Like\u003c\/h3\u003e\n\u003cul\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/airtight-transparent-pet-storage-bottle-craft-beads-home-organization\"\u003eAirtight Transparent PET Storage Bottle | Beads \u0026amp; Crafts\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/ceramic-mini-sealed-storage-jar-portable-travel-container\"\u003eCeramic Mini Sealed Storage Jar – Portable Travel Container\u003c\/a\u003e\u003c\/li\u003e\n  \u003cli\u003e\u003ca href=\"\/products\/transparent-pet-refillable-bottle-leak-proof-travel-cosmetic-storage\"\u003eTransparent PET Refillable Bottle – Leak-Proof Travel Storage\u003c\/a\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eLearn more: \u003ca href=\"https:\/\/www.fda.gov\/food\/buy-store-serve-safe-food\/food-safety-your-kitchen\" target=\"_blank\" rel=\"noopener\"\u003eFDA food safety in the kitchen\u003c\/a\u003e\u003c\/p\u003e\n\u003ch3\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003ch4\u003eQ: What tumbler sizes and versions are these silicone spill stoppers compatible with?\u003c\/h4\u003e\n\u003cp\u003eA: This 3-piece silicone stopper set is specifically designed to be compatible with tumbler lid \u003cstrong\u003eVersion 1.0 and Version 2.0\u003c\/strong\u003e, fitting both \u003cstrong\u003e40oz and 30oz\u003c\/strong\u003e tumbler sizes. Always check that your lid version matches before purchasing.\u003c\/p\u003e\n\n\u003ch4\u003eQ: Is the silicone material safe for everyday use with beverages?\u003c\/h4\u003e\n\u003cp\u003eA: Yes! All three pieces are made from \u003cstrong\u003efood-grade, BPA-free silicone\u003c\/strong\u003e with no high-concern chemicals. They are safe for contact with hot and cold beverages, reusable, and fully dishwasher safe for convenient cleaning.\u003c\/p\u003e\n\n\u003ch4\u003eQ: What straw diameter fits the straw topper cap?\u003c\/h4\u003e\n\u003cp\u003eA: The straw topper cap is designed to accommodate straws ranging from \u003cstrong\u003e0.6 cm to 1 cm\u003c\/strong\u003e in diameter, covering most standard and wide tumbler straws.\u003c\/p\u003e\n\n\u003ch4\u003eQ: How does the round leak-proof plug work without blocking airflow?\u003c\/h4\u003e\n\u003cp\u003eA: The round plug features a \u003cstrong\u003ecross-opening design\u003c\/strong\u003e that seals the lid's interior while still allowing air to enter as you drink. This prevents vacuum suction, so liquid flows freely and smoothly every time you take a sip.\u003c\/p\u003e\n\u003c!-- production-packaging-notice --\u003e\n\u003ch3\u003eProduction \u0026amp; Packaging Notice\u003c\/h3\u003e\n\u003cp\u003eTo maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.\u003c\/p\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"FAQPage\", \"mainEntity\": [{\"@type\": \"Question\", \"name\": \"What tumbler sizes and versions are these silicone spill stoppers compatible with?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"This 3-piece silicone stopper set is specifically designed to be compatible with tumbler lid Version 1.0 and Version 2.0, fitting both 40oz and 30oz tumbler sizes. Always check that your lid version matches before purchasing.\"}}, {\"@type\": \"Question\", \"name\": \"Is the silicone material safe for everyday use with beverages?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"Yes! All three pieces are made from food-grade, BPA-free silicone with no high-concern chemicals. They are safe for contact with hot and cold beverages, reusable, and fully dishwasher safe for convenient cleaning.\"}}, {\"@type\": \"Question\", \"name\": \"What straw diameter fits the straw topper cap?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The straw topper cap is designed to accommodate straws ranging from 0.6 cm to 1 cm in diameter, covering most standard and wide tumbler straws.\"}}, {\"@type\": \"Question\", \"name\": \"How does the round leak-proof plug work without blocking airflow?\", \"acceptedAnswer\": {\"@type\": \"Answer\", \"text\": \"The round plug features a cross-opening design that seals the lid's interior while still allowing air to enter as you drink. This prevents vacuum suction, so liquid flows freely and smoothly every time you take a sip.\"}}]}\u003c\/script\u003e\n\u003cscript type=\"application\/ld+json\"\u003e{\"@context\": \"https:\/\/schema.org\", \"@type\": \"BreadcrumbList\", \"itemListElement\": [{\"@type\": \"ListItem\", \"position\": 1, \"name\": \"Home\", \"item\": \"https:\/\/gf1krb-by.myshopify.com\/\"}, {\"@type\": \"ListItem\", \"position\": 2, \"name\": \"Home page\", \"item\": \"https:\/\/gf1krb-by.myshopify.com\/collections\/frontpage\"}, {\"@type\": \"ListItem\", \"position\": 3, \"name\": \"3-Piece Silicone Tumbler Spill Stopper Set – 40oz \u0026 30oz Lids\", \"item\": \"https:\/\/gf1krb-by.myshopify.com\/products\/silicone-spill-proof-stopper-set-tumbler-straw-cap-40oz-30oz\"}]}\u003c\/script\u003e","brand":"NIFTY","offers":[{"title":"Yellow","offer_id":67875156590816,"sku":"14:200006156#Yellow","price":8.49,"currency_code":"USD","in_stock":true},{"title":"Purple","offer_id":67875156623584,"sku":"14:200004889#Purple","price":8.46,"currency_code":"USD","in_stock":true},{"title":"Pink","offer_id":67875156656352,"sku":"14:200006152#Pink","price":8.46,"currency_code":"USD","in_stock":true},{"title":"Black","offer_id":67875156689120,"sku":"14:200006153#Black","price":8.49,"currency_code":"USD","in_stock":true},{"title":"Blue","offer_id":67875156721888,"sku":"14:200006154#Blue","price":8.56,"currency_code":"USD","in_stock":true},{"title":"Green","offer_id":67875156754656,"sku":"14:200006155#Green","price":8.49,"currency_code":"USD","in_stock":true},{"title":"Beige","offer_id":67875156787424,"sku":"14:200661016#Beige","price":8.46,"currency_code":"USD","in_stock":true},{"title":"White","offer_id":67875156820192,"sku":"14:200006151#White","price":8.46,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0831\/5384\/6496\/files\/Sa7ae009d1a7145a686dd00bed8116fa2Y.webp?v=1791740172","url":"https:\/\/niftyshopmart.com\/products\/silicone-spill-proof-stopper-set-tumbler-straw-cap-40oz-30oz","provider":"NIFTY","version":"1.0","type":"link"}