Klean Kanteen Classic 18oz/532ml Water Bottle with 3.0 Cap

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Item #: 331542881

Stay hydrated on an afternoon dayhike or city walkabout with the super-portable Klean Kanteen 18 oz. / 532ml. Classic with 3.0 Cap. This lightweight reusable bottle stows handily in a backpack or totebag, and its 18-oz. capacity is perfect for shorter jaunts. The Klean Kanteen’s broad mouth happily accepts ice cubes, while the add-on Sport Cap 3.0 ups the flow rate through its silicone spout. Best of all, the electropolished inside won’t lend your libation an off flavor.


  • 18-oz. capacity
  • Durable construction
  • Electropolished inner surface doesn't pick up or give off flavours
  • Sport Cap 3.0 option


  • Weight: 6.4 oz.
  • Mouth: 1.75 in. (44 mm)

Shipping Info:

  • Leaves the warehouse in 1-7 business days depending on order volume.
  • Items may be returned within 60 days of the order date to an Atmosphere retail store or an Atmosphere warehouse. Items must be returned unused/unworn and electronics unopened. See Online Return Policy and Return Instructions for more information.
  • Note: Shipping restrictions may apply based on location and product size.


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