--- product_id: 536111300 title: "4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper" brand: "tqrr" price: "€ 16.99" currency: EUR in_stock: true url: https://www.desertcart.sk/products/536111300-4sets-silicone-spill-proof-stopper-for-stanley-40-30-oz store_origin: SK region: Slovakia --- # Spill-proof design Easy to clean Reusable silicone 4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper **Brand:** tqrr **Price:** € 16.99 **Availability:** ✅ In Stock ## Summary > 🚀 Sip Smart, Live Mess-Free! ## Quick Answers - **What is this?** 4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper by tqrr - **How much does it cost?** € 16.99 with free shipping - **Is it available?** Yes, in stock and ready to ship - **Where can I buy it?** [www.desertcart.sk](https://www.desertcart.sk/products/536111300-4sets-silicone-spill-proof-stopper-for-stanley-40-30-oz) ## Best For - tqrr enthusiasts ## Why This Product - Trusted tqrr brand quality - Free international shipping included - Worldwide delivery with tracking - 15-day hassle-free returns ## Key Features - • **Effortless Installation:** Quick and easy to install, making your life mess-free in seconds. - • **Health-Conscious Material:** Crafted from premium food-grade silicone for a safe drinking experience. - • **Ultimate Spill Protection:** Keep your drinks safe and secure with our innovative silicone stoppers. - • **Perfect Fit for Your Stanley:** Engineered to snugly fit 30 oz and 40 oz tumblers, ensuring no mess. - • **Convenient Straw Compatibility:** Includes straw cover caps for hassle-free sipping on the go. ## Overview The 4Sets Silicone Spill Proof Stopper is designed for Stanley 30 oz and 40 oz tumblers, offering a premium, reusable solution to prevent spills and leaks. Made from food-grade silicone, these stoppers ensure a safe drinking experience while being easy to install and clean. With compatibility for various straw sizes, this set includes everything you need to keep your drinks secure and your surroundings tidy. ## Description Full description not available ## Features - Patent Pending:Our Stanley cups have three options, there are Silicone Spill Proof Stopper 1.0 and Silicone Spill Proof Stopper 2.0, when you have version 1.0 Stanley cups and version 2.0 Stanley cups, you can choose the Size. Version 1.0&2.0-6PCS - Food-grade silicone: Made from premium quality silicone rubber, these protective silicone are not only sturdy, but also reusable. Spill stopper is made from premium food-grade silicone, providing you with a premium and safe drinking experience. you can enjoy peace of mind knowing that your health is always a top priority - Fit: The Silicone Spill Proof Stopper designed to fit for 40 oz stanley cup 30 oz tumbler with handle. These Silicone Spill Proof Stopper are precisely engineered to match the exact dimensions of your favorite tumbler, ensuring a snug and secure fit - Spill-proof: Installed in the straw hole of the lid, it not only forms a seal, but also holder the straw and can stop debris and dust from entering through the straw. The silicone Spill Proof Stopper designed to fit for stanley cup accessories significantly reduce spills, providing an improved leak-resistant solution for stanley - Include: The Silicone Spill Proof Stopper including 4 Straw Cover Cap, 4 Square Spill Stopper and 4 Round Leak Stopper. The Straw Cover Cap is compatible with straws less than 0.39" / 10mm diameter. It is compatible with most straws to ensure more convenient drinking - Easy to install: Our designed for stanley 40/30 oz tumbler spill stopper is incredibly easy to install. These accessories can be easily inserted and press it down firmly. It used without any hassle or difficulty. Whether you're traveling or using it in daily life, the stanleytumbler accessories will keep your drinks inside the cup and surroundings mess-free ## Technical Specifications | Specification | Value | |---------------|-------| | Reusability | Reusable | | Product Care Instructions | Hand Wash Only | | Material Features | Heat Resistant, Flexible, Durable | | Material Type | Silicone | | Additional Features | Spill Proof, Leak Proof | | Shape | Round | | Color | Version 2.0-12PCS | | Style Name | Compact | | Number of Items | 1 | | Item Dimensions W x H | 0.4"W x 3.8"H | | Unit Count | 7.99 Count | ## Product Details - **Color:** Version 2.0-12PCS - **Material:** Silicone - **Brand:** TQRR - **Shape:** Round - **Product Dimensions:** 0.4"W x 3.8"H ## Images ![4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper - Image 1](https://m.media-amazon.com/images/I/71qjJ3s16+L.jpg) ![4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper - Image 2](https://m.media-amazon.com/images/I/71T+yM4elCL.jpg) ![4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper - Image 3](https://m.media-amazon.com/images/I/81OvazFfs2L.jpg) ![4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper - Image 4](https://m.media-amazon.com/images/I/71cEPSBmFWL.jpg) ![4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper - Image 5](https://m.media-amazon.com/images/I/71dO4NH8pUL.jpg) ## Available Options This product comes in different **Size** options. ## Frequently Bought Together - TQRR 4Sets Silicone Spill Proof Stopper for Stanley 40/30 oz The Quencher H2.0 Flowstate Tumbler with Handle for Stanley Cup Accessories Include Straw Cover Cap Round Leak Stopper Square Spill Stopper - STANLEY Quencher H2.0 FlowState Stainless Steel - Stanley Quencher H2.0 FlowState Stainless Steel Vacuum Insulated Tumbler with Lid and Straw for Water, Iced Tea or Coffee, Smoothie and More, Rose Quartz 2.0, 40 OZ / 1.18 L --- ## Why Shop on Desertcart? - 🛒 **Trusted by 1.3+ Million Shoppers** — Serving international shoppers since 2016 - 🌍 **Shop Globally** — Access 737+ million products across 21 categories - 💰 **No Hidden Fees** — All customs, duties, and taxes included in the price - 🔄 **15-Day Free Returns** — Hassle-free returns (30 days for PRO members) - 🔒 **Secure Payments** — Trusted payment options with buyer protection - ⭐ **TrustPilot Rated 4.5/5** — Based on 8,000+ happy customer reviews **Shop now:** [https://www.desertcart.sk/products/536111300-4sets-silicone-spill-proof-stopper-for-stanley-40-30-oz](https://www.desertcart.sk/products/536111300-4sets-silicone-spill-proof-stopper-for-stanley-40-30-oz) --- *Product available on Desertcart Slovakia* *Store origin: SK* *Last updated: 2026-05-27*