Skip to content

Your cart is empty

Continue shopping

Have an account?

Log in to check out faster.

Your cart

Loading...

Estimated total

$0.00 USD

Taxes, discounts and shipping calculated at checkout.

Free Shipping Orders $49+ (U.S. Only)

Get a FREE Merch bag with orders $50+

Best Sellers
Drinkware
Shop All Drinkware
Food Storage
- Insulated Food Jars
Shop All Food Storage
Pet
- Pet Bottles
Shop All Pet
Accessories
Shop All Accessories
Customize
- Single Bottle & Two Packs
- Corporate Bulk Orders
Shop All Customize

Shop All

Country/region

Canada USD $
United States USD $

Facebook
Instagram
TikTok

Best Sellers
Drinkware
Drinkware

Best Sellers
Water Bottles
Tumblers
Coffee & Tea
Beer, Wine & Spirits
Tritan
Kids Bottles
SHOP BOTTLES

SHOP TUMBLERS

SHOP COFFEE & TEA
Food Storage
Food Storage

Insulated Food Jars
SHOP FOOD JARS
Pet
Pet

Pet Bottles
SHOP PET BOTTLES
Accessories
Accessories

Cleaning Brush
Slings
Wine Bottle Jacket
Lids
Straws
Replacement Parts
SHOP CLEANING BRUSH

SHOP BOTTLE JACKET

SHOP LIDS
Customize
Customize

Single Bottle & Two Packs
Corporate Bulk Orders
CORPORATE BULK ORDER

SINGLE BOTTLE & TWO PACKS

Search

Collection: Replacement Parts

Filter and sort Filter

Filter and sort

Filter

9 products

Color

Clear (7 products)

Clear

Size

16oz (1 products)
32oz (1 products)
- (6 products)
12oz/20oz (1 products)

Clear

Product type

Accessories (9 products)

Clear

Sort by:

Remove all

Sort by:

9 products

16oz Sip-N-Lok™ Travel Coffee Tumbler O-Ring

16oz Sip-N-Lok™ Travel Coffee Tumbler O-Ring

Regular price $3.99

Regular price Sale price $3.99
Unit price per
Food Jar O-Ring

Food Jar O-Ring

Regular price $3.99

Regular price Sale price $3.99
Unit price per
32 oz Straw Tumbler O-Ring and Gasket Set

Clear

32 oz Straw Tumbler O-Ring and Gasket Set

Regular price $3.99

Regular price Sale price $3.99
Unit price per
Swivel Handle Straw Lid Breather Valve - Five Pack

Clear

Swivel Handle Straw Lid Breather Valve - Five Pack

Regular price $3.99

Regular price Sale price $3.99
Unit price per
Fixed Handle Straw Lid Breather Valve - Five Pack

Clear

Fixed Handle Straw Lid Breather Valve - Five Pack

Regular price $3.99

Regular price Sale price $3.99
Unit price per
Chug and Spout Lid O-Ring Set - No Tabs

Clear

Chug and Spout Lid O-Ring Set - No Tabs

Regular price $3.99

Regular price Sale price $3.99
Unit price per
Straw Lid O-Ring- Two Pack

Clear

Straw Lid O-Ring- Two Pack

Regular price $3.99

Regular price Sale price $3.99
Unit price per
Travel Mug Lid O-Ring and Sip Plug Set

Clear

Travel Mug Lid O-Ring and Sip Plug Set

Regular price $3.99

Regular price Sale price $3.99
Unit price per
Chug and Spout Lid O-Ring Set - With Tabs

Clear

Chug and Spout Lid O-Ring Set - With Tabs

Regular price $3.99

Regular price Sale price $3.99
Unit price per

Get Exclusive News and Deals

Receive 10% off when you sign up

Email

Just this year we’ve saved 2,177,566,640 single-use plastic bottles from littering our planet. Making the switch from plastic bottles to a durable, reusable one is one of the simplest ways to reduce your daily carbon footprint.

Quick links

View All Products
Affiliate Program
News
Refund Policy
Warranty
Terms of Service
Custom, Corporate + Bulk Bottle Sales
Become An Ambassador

Support

FAQ
Accessibility Support
Register Your Products
Privacy Policy
Shipping Policy
Contact Us

Stay Connected

Facebook
Instagram
TikTok

© 2025, ThermoFlask. All Rights Reserved.

Refund policy
Privacy policy
Terms of service
Shipping policy

Choosing a selection results in a full page refresh.
Opens in a new window.