About This Item

COMPATIBILITY & FIT: Specifically engineered to be compatible with Stanley 40oz and 30oz Adventure Quencher H2.0 Flowstate Tumbler. These gaskets and straw cap are designed to match the original dimensions, restoring your tumbler's secure seal and leak-proof performance. Please check your model number to confirm compatibility
RESTORE LEAK-PROOF PROTECTION: High-precision gaskets create a tight, secure seal between the lid and the cup, effectively preventing spills and leaks in your car, bag, or gym locker. Enjoy worry-free travel with your favorite beverages
PREMIUM BPA-FREE SILICONE: Made from high-quality, food-grade silicone that is BPA-Free, odorless, and tasteless. Safely enjoy your coffee, tea, water, or smoothie without any chemical aftertaste, ensuring pure and clean hydration every time
COMPLETE REPLACEMENT KIT: Each pack includes 4 lid gaskets (seals) and 1 straw slider cap, providing you with ample replacements for the future. A cost-effective solution to extend the life of your tumbler, saving you money compared to buying a new one
EASY TO INSTALL & CLEAN: Replacing your old, worn-out seal is quick and effortless. Simply remove the old gasket, clean the groove, and press the new one into place. The smooth silicone surface resists stains and is dishwasher safe for hassle-free cleaning
DURABLE CONSTRUCTION: Constructed from resilient silicone material that withstands daily use and maintains its sealing integrity over time, ensuring long-lasting performance and reliability for your tumbler

Product Details

Material	Medical Grade Silicone
Color	clear
Brand	WtrBtl
Style	Seals
Product Dimensions	3.5"L x 3.5"W

Product Description

Keep Your Favorite Tumbler Performing Like New!

Has your trusted tumbler started leaking? Don't retire your favorite cup – revive it! Our premium replacement gasket and cap kit is the eco-friendly and economical solution to restore the factory-fit seal and leak-proof function to your compatible 40oz & 30oz travel mug.

THE IDEAL FIX FOR COMMON PROBLEMS:

Leaking or Dripping Lid? → Worn-out gaskets are the #1 cause. Our seals restore the tight seal.

Lost or Damaged Straw Cap? → We include a replacement slider cap to complete the set.

Stained or Old Seal? → Renew your cup's hygiene and appearance with fresh, clean parts.

KEY BENEFITS:

Engineered for Performance: Meticulously crafted to match the exact specifications of compatible tumblers, ensuring a perfect fit that stops leaks before they start.

Your Health Comes First: We pledge that our products are made from 100% food-grade, BPA-Free materials. Your drinks will taste exactly as they should, with no plastic odor or flavor transfer.

Unbeatable Value: Why buy a whole new tumbler for $40 when you can fix the problem for a fraction of the price? Our multi-pack means you'll have spares on hand for years to come.

Sustainable Choice: Choosing to repair rather than replace reduces waste and is a win for your wallet and the planet.

COMPATIBILITY NOTE:

This product is designed to be compatible with the popular Stanley 40oz and 30oz Adventure Quencher H2.0 Flowstate Tumbler . It is a third-party replacement part and not an original manufacturer's accessory.

Please double-check your tumbler's model and size (40oz & 30oz) against your original parts and our product images to ensure a perfect match before ordering.

PACKAGE INCLUDES:

x4 Lid Gasket Seals (Silicone)

x1 Straw Slider Cap (Silicone)

❤️ OUR PROMISE: We are confident in the quality and fit of our products. If you have any issues, our customer support team is here to help you find a solution.

Click [Add to Cart] now to banish leaks and enjoy confident hydration on your next adventure!

Replacement Lid Gasket Seal for Stanley 40oz Tumblers

Replacement Lid Gasket Seal for Stanley 40oz Tumblers