Tumbler

The MiiR Tumbler is an insulated stainless steel travel tumbler with a splash-proof press-fit slide lid. It fits standard cup holders and keeps drinks hot or cold for hours.

Free personalization through Aug 30 — add it at no charge.

Product Description

The MiiR Tumbler is a daily-driver travel tumbler built from 18/8 stainless steel with Thermo 3D double-wall vacuum insulation. Its sleek silhouette fits standard car cup holders and most under-counter espresso machines, while the powder-coat finish improves grip.

The included press-fit slide lid is designed to be splash-proof for everyday carry. Swap it for the MiiR Press-fit Straw Lid to turn the tumbler into an insulated water bottle.

Use it for

  • Hot coffee, tea, and cocoa
  • Iced coffee, cold brew, and water
  • Daily commutes, desk use, and travel

Materials & build

  • 18/8 food-grade stainless steel
  • Thermo 3D double-wall vacuum insulation
  • Powder-coat exterior finish
  • Splash-proof press-fit slide lid (included)
  • Compatible with Press-fit Straw Lid (sold separately)
  • BPA-free

Care

  • Wash before first use
  • Hand wash recommended; lid is top-rack dishwasher safe
  • Do not freeze, microwave, bleach, or overfill

CAUTION: Choking hazard, may contain small parts not suitable for children under 3 years. When filled with hot liquids and keep hot liquids out of reach of children. *Note the Press-fit Slide Lid is not leakproof.

What Lids Are Compatible?
Press-fit Slide Lid

Press-fit Slide Lid - Small

Compatible with
6oz, 8oz

View Product ›

Press-fit Slide Lid

Press-fit Slide Lid - Large

Compatible with
12oz, 16oz, 20oz, 24oz

View Product ›

Press-fit Straw Lid

Press-fit Straw Lid

Compatible with
12oz, 16oz, 20oz, 24oz

View Product ›

Shipping & Returns

Do I have to pay for shipping?

MiiR offers free standard ground shipping within the contiguous United States for orders $75 and over. Standard ground orders under $75 are subject to a flat rate shipping fee of $9.95 USD. Expedited and international rates, if applicable, will be calculated in the checkout once you have entered your shipping address.  A shipping charge will be applied to your final order in all other scenarios.

When will my order ship?

We do our best to ship all orders within 2 business days (M-F) from the date of purchase. Orders placed after 7:00 AM PST will be processed the next business day.

Orders with personalized items take 3-5 business days to be processed.

Exceptions may occur during peak times (holidays, sales, special events, etc). If there is a question regarding your order, we will contact you directly. If you have questions about your order, please contact us at hello@miir.com. 

Shipping to Hawaii 

Shipments to Hawaii will be automatically upgraded to a 2-day delivery service. Furthermore, please note that shipping remains free for orders over $75.

Tumbler

The MiiR Tumbler is an insulated stainless steel travel tumbler with a splash-proof press-fit slide lid. It fits standard cup holders and keeps drinks hot or cold for hours.

Free personalization through Aug 30 — add it at no charge.

Select a size:
Select a color:
Selected color:
Upload a custom design

Takeback program

Whether your MiiR is dented, dinged, or your style has changed, recycle responsibly with us and earn a $20 online store credit with Re:Claimed Takeback. We make it easy: send us your used MiiR, we’ll sort and recycle it, and you receive store credit.
Takeback Program
$20 credit on future purchases

Free Shipping

MiiR offers free standard ground shipping within the contiguous United States for orders $75 and over after discounts, before taxes. Standard ground orders under $75 are subject to a flat rate shipping fee of $9.95 USD.
Free Shipping
For US Ground on orders over $75

Lifetime Guarantee

Every MiiR product comes with a lifetime warranty. Should it ever fail, we’ll provide a replacement and recycle the original, so your favorite product stays in action for years to come.
Lifetime Guarantee
reduces waste on the planet
Complete Your Set!
Stainless tumbler, traveler mug, tumbler
Tumbler
$20.00
New Standard Moka Pot
New Standard Moka Pot
$60.00
Press-fit Straw Lid
Press-fit Straw Lid
$10.00
Airlock Coffee Canister
Airlock Coffee Canister
$40.00
Total
Selected items will be added to cart.
price
Certified B Corporation
The Climate Label
1% For the Planet Member
Certified Evergreen
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Product Description

The MiiR Tumbler is a daily-driver travel tumbler built from 18/8 stainless steel with Thermo 3D double-wall vacuum insulation. Its sleek silhouette fits standard car cup holders and most under-counter espresso machines, while the powder-coat finish improves grip.

The included press-fit slide lid is designed to be splash-proof for everyday carry. Swap it for the MiiR Press-fit Straw Lid to turn the tumbler into an insulated water bottle.

Use it for

  • Hot coffee, tea, and cocoa
  • Iced coffee, cold brew, and water
  • Daily commutes, desk use, and travel

Materials & build

  • 18/8 food-grade stainless steel
  • Thermo 3D double-wall vacuum insulation
  • Powder-coat exterior finish
  • Splash-proof press-fit slide lid (included)
  • Compatible with Press-fit Straw Lid (sold separately)
  • BPA-free

Care

  • Wash before first use
  • Hand wash recommended; lid is top-rack dishwasher safe
  • Do not freeze, microwave, bleach, or overfill

CAUTION: Choking hazard, may contain small parts not suitable for children under 3 years. When filled with hot liquids and keep hot liquids out of reach of children. *Note the Press-fit Slide Lid is not leakproof.

What Lids Are Compatible?
Press-fit Slide Lid

Press-fit Slide Lid - Small

Compatible with
6oz, 8oz

View Product ›

Press-fit Slide Lid

Press-fit Slide Lid - Large

Compatible with
12oz, 16oz, 20oz, 24oz

View Product ›

Press-fit Straw Lid

Press-fit Straw Lid

Compatible with
12oz, 16oz, 20oz, 24oz

View Product ›

Shipping & Returns

Do I have to pay for shipping?

MiiR offers free standard ground shipping within the contiguous United States for orders $75 and over. Standard ground orders under $75 are subject to a flat rate shipping fee of $9.95 USD. Expedited and international rates, if applicable, will be calculated in the checkout once you have entered your shipping address.  A shipping charge will be applied to your final order in all other scenarios.

When will my order ship?

We do our best to ship all orders within 2 business days (M-F) from the date of purchase. Orders placed after 7:00 AM PST will be processed the next business day.

Orders with personalized items take 3-5 business days to be processed.

Exceptions may occur during peak times (holidays, sales, special events, etc). If there is a question regarding your order, we will contact you directly. If you have questions about your order, please contact us at hello@miir.com. 

Shipping to Hawaii 

Shipments to Hawaii will be automatically upgraded to a 2-day delivery service. Furthermore, please note that shipping remains free for orders over $75.

MiiR - Design forward. Generosity driven.

$5.6M Given
150+ Nonprofits
5 Continents
With design, generosity and sustainability at our core, MiiR adamantly and actively contributes to the prosperity of people and planet. Each year, we invest a portion of top-line revenue in nonprofit organizations whose work empowers communities while benefiting the health of our natural environments.

Stylish and Functional Design

Every MiiR product is designed in-house and emphasizes four design principles: minimal, sustainable, functional, and enduring. Available in 6 different sizes, two interchangable lids, and a range of timeless colors, the durable design of our insulated coffee tumbler fits perfectly in your cup holder, hands, and life's adventures.

Keeps Drinks Cold or Hot Longer

This insulated tumbler features our Thermo 3D® Double wall vacuum-insulation technology to maintain your drinks hot or cold for longer periods, ideal for all beverage lovers on the go

Splash-Resistance Convenience

Our Slide Lid helps prevent splashes for stress-free sipping. Not intended to be leakproof.

Responsibly Made

All MiiR products are sourced with Certified B standards and responsibly crafted with 18/8 Medical grade stainless steel and BPA-free construction to ensure pure taste and no flavor transfer between beverages.