Silicone Coffee Cup Lid – Take Your Favorite Mug To-Go – Dishwasher-Safe, Reusable Coffee Mug Lid for Tumblers, Cups and Mugs with 3” to 3¼” Inside Diameter – Medium Size, Cappuccino

Price: $14.95
(as of Jan 28, 2026 02:45:17 UTC – Details)

Product description

Enjoy your coffee on the go in your own mug with PortaVia!

PortaVia is a versatile silicone lid that transforms almost any standard mug into a travel mug. Use PortaVia on the mugs and cups you may already have conveniently taking your mug anywhere you go!

PortaVia fits down inside the mug or cup creating a reliable seal against the walls of the container allowing it to be taken safely to-go.

Bring your own mug with PortaVia! #BYOM

Top quality silicone

The rubber lid slides down into the coffee mug or cup to create a reliable seal inside the container allowing it to be taken to-go.

Never leave your coffee behind

Grab that morning coffee in your mug and head out the door with PortaVia!

Keeps beverage warm for up to 30 minutes longer!

Does your coffee get cold sitting there? Seal your mug with PortaVia to preserve the temperature and enjoy it longer.

The healthiest way to enjoy your coffee on the go

Enjoy your favourite beverage on the go, with the convenience and style of your own mug. Don’t be late looking for that long lost tumbler, grab a PortaVia and head out the door!PortaVia is the first ever silicone lid to fit entirely inside a container to create a seal. PortaVia is a patent pending healthy and sustainable alternative to plastic lids, cups and disposable water bottles.Our goal is to replace the need for single-use items by offering a more convenient option, to be used, right from home throughout the day.Since PortaVia can be used on multiple container sizes, there’s no need to go out and buy another travel mug, saving you both time and money!

Perfect for hand made ceramics

Ceramicists and pottery fans love using PortaVia on their favourite hand made mugs. PortaVia’s seals mould to the beautiful irregularities that come natural to earthenware. Take your mug to go with PortaVia.

Choose from a variety of colors to personalize your favourite mug

Preserve the taste and temperature of your coffee by enjoying it in a mug that is intended for coffee. Paper, plastic and stainless steel all affect the taste of your delicious beverage. Use PortaVia on a porcelain, glass or ceramic mug to get the most out of your coffee drinking experience.

Small 2.6″ – 3″ (66 – 76mm) Compatible with the following popular brands:

YETI 10oz Lowball, 10oz Wine Tumbler, 12oz, 18oz, 26oz, 36oz Bottle Ember 12oz Ember Travel Mug2 Starbucks Short paper cup MiiR 16oz, 20oz, 32oz, 42oz MiiR Wide Mouth Bottle, 6oz, 8oz MiiR Tumbler, 16oz, 20oz Everywhere Straw Tumbler Hydro Flask 12oz, 16oz, 20oz Coffee Mug, 10oz Wine Tumbler KeepCup XS Brew, XS Thermal

Medium 2.9″ – 3.25″ (74 – 82mm) Compatible with the following popular brands:

YETI 10oz Lowball, 10oz, 24oz Mug, 16oz Pint, 20oz Tumbler Ember 6oz Ember Cup, 10oz Ember Mug2, 16oz Tumbler Starbucks Tall paper cup, Grande paper cup, 8oz Luster Tumbler, 12oz Siren Tumbler, 12oz Ceramic Mug, 16oz Recycled Mug, 16oz Stainless Tumbler, 16oz Recycled Tumbler, 16oz Ice Tumbler MiiR 8oz, 12oz, 16oz, 20oz Camp Cup, 12oz, 16oz, 20oz Tumbler Hydro Flask Tandem Cooler Cup, 10oz Rocks, 10oz Wine Tumbler, 12oz Outdoor Tumbler, 12oz Mug, 12oz Cooler Cup, 12oz All Around Tumbler, 16oz Tallboy Cooler Cup, 16oz , 20oz All Around Tumbler KeepCup Original S, M, L Brew S, M Brew Cork + Wood + Corn SX, S, M, L Thermal M, L Helix Thermal M, L Hydrapack 12oz Wine Tumbler 14oz Savor Mug 18oz Savor Java 22oz Revel Tumbler

Fits Inside the Mug, NOT Over the Rim: Porta Via’s flexible silicone lid slides inside your favorite mug to create a snug seal against the inner wall—helping preserve flavor better than plastic or steel travel cups and accommodate handmade ceramic rims when sizing matches.
MEASURE BEFORE ORDERING: The Medium-sized lid fits cups, mugs, and tumblers with an inside diameter of 3″ to 3¼” (76–83mm). It does NOT fit all mugs. Please verify your mug dimensions prior to purchase or select the appropriate sized lid for your needs.
Lid for Coffee Mug & Popular Brands (When Sized Correctly): Designed to fit your personal mug and compatible with many brands like Yeti, Ember, Starbucks, Miir, KeepCup, and Hydro Flask when sizing matches.
Keeps Coffee Hot Longer: No need to rush your morning coffee. The Porta Via Lid helps seal in heat for up to 30 minutes, so your drink stays warm during commutes or errands.
Dishwasher-Safe, Reusable & Planet-Safe: Skip buying another tumbler. Made from reusable, food-grade silicone, this spill-resistant lid is easy to clean and built for daily use. A planet-safe alternative to disposable coffee cup lids at home or your favorite coffee shop.