18 oz Wide Mouth

18 oz Wide Mouth Pinkadelic
18 oz Wide Mouth Black Butte
18 oz Wide Mouth Everest Blue
18 oz Wide Mouth Lychee Red
18 oz Wide Mouth Acai Purple
18 oz Wide Mouth Orange Zest
18 oz Wide Mouth Green Zen
18 oz Wide Mouth Classic Stainless
18 oz Wide Mouth Arctic White

18 oz Wide Mouth


Availability: In stock

  1. 3
  2. 2
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Additional Caps & Lids
Additional Caps & Lids:
  • Hydro Flip™$4.99

    Wide Mouth Flip Lid - Black


    Wide Mouth Flip Lid - Purple

    Perfect Purple

    Wide Mouth Flip Lid -  Green


    Wide Mouth Flip Lid - Yellow

    Banana Yellow

    Wide Mouth Flip Lid - Blue

    Electric Blue

  • Wide Mouth Flat Cap$3.99

    Wide Mouth Flat Cap - Black



Free Shipping on all orders of 2+ Flasks, Growlers or True Pints

Or purchase via one of our dealers:

rei backcountry moosejaw

Your portable side-kick.

For those who like a wider mouth in a smaller, easy to carry size.

Unique Product Benefits

  • Convenient Carry Size
  • Ideal for Day Packs

Universal Benefits

  • TempShieldTM Protected
  • Keeps cold up to 24 hours
  • Keeps hot up to 6 hours
  • 18/8 Pro Grade Stainless Steel
  • BPA-Free
  • Durable, sweat-free powder coat finish (or our Classic Stainless option)
  • Lifetime Warranty
  • Industry-standard wide mouth opening fits many third-party water filters
  • Compatible with Wide Flat Cap, Hydro Flip Lid and Wide Straw Lid
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