Weekly Delivery in RI
Curbside Pickup Available
Free Shipping for Orders +$149*
$29.95
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Hydro Flask 18 oz Standard Mouth Flex Cap

Hydro Flask 18 oz Standard Mouth Flex Cap
Hydro Flask 18 oz Standard Mouth Flex Cap
Hydro Flask 18 oz Standard Mouth Flex Cap
Hydro Flask 18 oz Standard Mouth Flex Cap
Hydro Flask 18 oz Standard Mouth Flex Cap
Hydro Flask 18 oz Standard Mouth Flex Cap
$29.95 Excl. tax
In stock

Keeping your fluid intake on the upside is easy when you’ve got this portable travel buddy. Whether you’re headed to the gym or a quick jaunt across town, you can easily take your refreshment with you. Read more..

  • Weekly Delivery in RI

    From our shop to your door
  • Curbside Pickup Available

    Select in-store pickup at checkout
  • Free Shipping for Orders +$149*

    *Excludes Kayaks/SUPs, oversize items

Ice. Water. Go.

Keeping your fluid intake on the upside is easy when you’ve got this portable travel buddy. Whether you’re headed to the gym or a quick jaunt across town, you can easily take your refreshment with you.

Product Benefits

  • Ideal for pairing with our Standard Mouth Insulated Sport Cap for one-handed refreshment
  • TempShield™ insulation eliminates condensation and keeps beverages cold up to 24 hours or hot up to 12 hours
  • Durable 18/8 Pro-Grade Stainless Steel construction
  • BPA-Free and Phthalate-Free
  • Lifetime Warranty
Size & Dimensions
18 oz Standard Mouth Flex Cap
Volume 532 mL
Mouth Diameter 1.91"
Diameter 2.81"
Height 8.7"
Weight 11.3 oz
18 oz Standard Mouth Flex Cap

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Weekly Delivery in RI
Curbside Pickup Available
Free Shipping for Orders +$149*