Make your Stanley 40oz or 30oz tumbler 100% leak-proof with this 3-piece food-grade silicone spill stopper set: straw tip cover, round seal & square plug.
Price: 10.99 USD | Availability: In Stock
Why Add Spill Stoppers to Your Stanley Tumbler
- Upgrades your Stanley tumbler to 100% leak-proof protection against accidental tipping.
- Complete 3-piece kit: straw tip cap, square straw-hole seal, and round cross-valve stopper.
- Shields your straw from dust, sand, and debris outdoors or at the gym.
- 100% BPA-free, odorless food-grade silicone; dishwasher safe.
Technical Specifications – Stanley Silicone Spill Stopper Set
| Package Contents | 3 Pieces: 1x Straw Tip Cover, 1x Square Lid Plug, 1x Round Seal Gasket |
|---|---|
| Compatible Models | Stanley Quencher 1.0 & H2.0 (40 oz and 30 oz tumblers) |
| Straw Diameter Fit | 9–10 mm standard Stanley reusable straws |
| Material | 100% Food-Grade BPA-Free Silicone |
| Cleaning | Hand wash or top-rack dishwasher safe |
Frequently Asked Questions
Does this fit both Stanley 1.0 and H2.0 40oz lids?
Yes, the flexible silicone plugs are molded to fit both 40oz and 30oz Stanley Quencher 1.0 and H2.0 lids.
Can I drink through the straw while the square stopper is installed?
Yes! The straw passes right through the center of the square and round stoppers so you can sip normally while preventing splashes around the straw hole.
How long does Shoprifty shipping take and how do I get free delivery?
Shoprifty offers free shipping on all orders over $75. Standard international transit takes 7–22 business days, with full door-to-door tracking provided on every package.
What is Shoprifty's return policy and warranty coverage?
You can return any item within 14 days of delivery for a full refund to your original payment method within 5–7 business days. All physical products also include a full 1-year (12-month) warranty.
Which payment methods are accepted at Shoprifty?
We accept credit cards (Visa, Mastercard), Apple Pay, and Google Pay. Every checkout is encrypted with industry-standard SSL security.
How are digital guides and playbooks delivered after purchase?
Digital guides and playbooks are available for instant download immediately after checkout on your confirmation screen and via an automated download link sent to your email.