what is the proper rubber seal replacement for canister shark vacuum ?

No, these are for insulated mugs.

Does it fit contigo snapseal?

Hello, These tumbler seals only fit 20oz Yeti lids.

Ask will these gaskets fit the yeti 10 oz lowball tumblers

Nope. They don't fit any of my yetis..I was going to take 1 to the hardware store to see if I can find on. They fit around but are to thick to go in the Cup

will this fit the 20oz Rambler travel mug lid?

It fit but did not stop it from leaking when you tilted the cup to drink

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🔧 Upgrade your tumbler game with BY-83: the gasket that means business.

SLEEK BLACK FINISH - Minimalist black design blends effortlessly with any tumbler style—stay sharp, stay professional.
KNOW BEFORE YOU BUY - Excludes Thermos brand—because fit matters when you’re on the go.
LIGHTWEIGHT COMPACT - At just 9 grams and under 7cm, it’s the perfect discreet upgrade for your tumbler.
UNIVERSAL FIT ZERO HASSLE - Seamlessly compatible with major 20oz tumbler brands—ditch the guesswork.
PREMIUM SILICONE DURABILITY - Crafted from resilient silicone to ensure long-lasting, leak-proof performance.

The BY-83 is a durable black silicone gasket designed by Bay State Importers to fit most 20-ounce stainless steel tumblers, excluding Thermos brand. Lightweight and compact, it ensures a secure, leak-proof seal, making it an essential accessory for professionals who demand reliability and style on the move.

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