Silicone Lid Gasket for 16oz & 20oz Travel Mug Tumblers

Keep Your Drinks Where They Belong — Inside Your Cup

Tired of mystery leaks ruining your bag or your commute? These food-grade silicone lid gaskets create a tight, reliable seal inside your 16 oz or 20 oz travel mug or tumbler lid. Slim, flexible, and built to last, they're the easiest way to restore a leaking lid to like-new performance — no tools required.

Compatible with Contigo, and other popular travel and commuter brands with lids measuring approximately 6.2 cm (2.44 in) inner diameter and 6.8 cm (2.67 in) outer diameter.

Why You'll Love These Gaskets

• Food-Grade Silicone: Safe, non-toxic, and BPA-free material that won't affect the taste or aroma of your beverages.
• Leak-Proof Seal: Precision-molded ring fits snugly inside the lid groove to prevent drips and spills from hot or cold drinks.
• Universal Fit: Designed for 16 oz and 20 oz travel mugs and tumblers from Contigo and similarly sized brands.
• Easy to Install & Clean: Simply pop it in or out by hand — dishwasher safe for effortless cleaning.
• Flexible & Durable: High-quality silicone maintains its shape and elasticity through hundreds of uses.
• Available in Black & White: Two classic color options to match your tumbler style.
• Value Pack Options: Choose a single gasket or a 4-pack so you always have a spare on hand.

Product Specifications

• Material: Food-grade silicone
• Inner Diameter: 6.2 cm (2.44 in)
• Outer Diameter: 6.8 cm (2.67 in)
• Colors: Black / White
• Compatible Sizes: 16 oz & 20 oz travel mugs and tumblers
• Pack Size: 1-piece or 4-piece set (quantity depends on selection)
• Country of Origin: Made in China

Package Contents

1 or 4 × Cup Seal Ring / Lid Gasket (quantity based on your order selection). Note: Cup, lid, and any props shown in product images are not included.

Important Notes

• Please measure your lid's inner and outer diameter before purchasing to confirm compatibility. Allow ±1–3 mm variance due to manual measurement.
• Screen colors may vary slightly from the actual product color.

Complete Your Drinkware Setup

Looking for more drinkware essentials? Check out our "Best Seat In The House" Retro Quote Canvas Wall Art Print to add personality to your kitchen or break room. Browse our full range of "How Lucky Are We" Minimalist Quote Canvas Wall Art Print for a cozy home atmosphere.

For more information on safe food-contact materials and silicone safety, visit the U.S. FDA Food Contact Materials resource.

Learn more: RTIC Outdoors

Frequently Asked Questions

Q: Will this silicone lid gasket fit my 16 oz or 20 oz Contigo tumbler?

A: Yes! This gasket is specifically designed for 16 oz and 20 oz travel mugs and tumblers, including Contigo and other brands with a lid inner diameter of approximately 6.2 cm (2.44 in) and outer diameter of 6.8 cm (2.67 in). We recommend measuring your current gasket or lid groove before ordering to ensure the best fit.

Q: Is the silicone material safe for hot beverages?

A: Absolutely. These gaskets are made from food-grade silicone, which is non-toxic, BPA-free, and heat-resistant — making them safe for use with hot coffee, tea, and other beverages.

Q: How do I install or replace the lid gasket?

A: Installation is simple — just press the silicone ring into the groove on the underside of your tumbler lid by hand. No tools are needed. To clean, remove the gasket and wash it by hand or place it in the dishwasher.

Q: How many gaskets come in a pack?

A: You can choose between a 1-piece or a 4-piece pack at the time of purchase. The 4-pack is ideal if you have multiple tumblers or want to keep spare gaskets on hand.