18 oz Wide Mouth

18 oz Wide Mouth Stainless
18 oz Wide Mouth Black
18 oz Wide Mouth Graphite
18 oz Wide Mouth Cobalt
18 oz Wide Mouth Lava
18 oz Wide Mouth Forest
18 oz Wide Mouth White

18 oz Wide Mouth

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Works With:

Wide Mouth Straw Lid
Wide Mouth Straw Lid $9.95
Hydro Flip Lid - Black
Hydro Flip Lid - Black $4.95
Hydro Flip Lid - Mango
Hydro Flip Lid - Mango $4.95

Your portable side-kick.

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

Replacing the existing cap on all our Wide Mouth bottles, the new award-winning Flex Cap is the ideal combination of strength and flexibility. Designed for ultimate portability, we crafted every detail with easy-carry comfort in mind – and insulated it too– so you can go further, for longer, keeping your favorite beverage comfortably by your side.


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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