• Classic 18oz
  • Klean Kanteen Classic Water Bottle in 18oz Dragon Fruit Color Sport Cap
  • Klean Kanteen Classic Water Bottle in 18oz Organic Garden Color on Bench with Binoculars and Hat
  • Klean Kanteen Classic Water Bottle in 18oz Organic Garden Color Boy with Backpack
  • Klean Kanteen Classic Water Bottle in 18oz Brushed Stainless Steel with Bike Tool
  • Klean Kanteen Classic Water Bottle in 18oz Black on Bike with Bamboo Cap
  • Klean Kanteen Classic Water Bottle in 18oz Yellow in Grass
  • Klean Kanteen Classic Water Bottle in 18oz Brushed Stainless Steel Color Loop Cap
  • Klean Kanteen Classic Water Bottle in 18oz Brushed Stainless Steel Color Sport Cap
  • Klean Kanteen Classic Water Bottle in 18oz Berry Syrup Color Sport Cap
  • Klean Kanteen Classic Water Bottle in 18oz Blue Planet Color Sport Cap
  • Klean Kanteen Classic Water Bottle in 18oz Channel Island Color Sport Cap
  • Klean Kanteen Classic Water Bottle in 18oz Flame Orange Color Sport Cap
  • Klean Kanteen Classic Water Bottle in 18oz Organic Garden Color Sport Cap

Classic 18oz

The stainless steel Classic 18oz water bottle is our go-to for short hikes, trips around town and a perfect big kid water bottle. Small enough to fit in a purse or backpack and easy to clip with the included BPA-free cap. The high quality single wall stainless steel construction is lightweight, perfect for hydration and keeping drinks cold in the cooler or fridge. Available with the Sport Cap 3.0 in all colors which features high flow rate and quiet "chirp" free experience. Brushed Stainless is available with our leak proof Loop Cap and all are compatible with any Klean Kanteen Classic Cap. Need an insulated water bottle? Buy our Insulated 20oz hereSale! 15% off for a limited time!

M = matte finish color. Fresh White is limited edition color.
Color
Brushed Stainless
Fresh White
Berry Syrup
Blue Planet
Channel Island
Dragon Fruit
Flame Orange
Organic Garden
Cap
Loop Cap available on Brushed Stainless only.
View Compatible Caps

Features

  • Durable and High Quality Single Wall Food Grade 18/8 Stainless Steel Construction
  • Comes with BPA-free Polypropylene #5 cap; Leak Resistant Sport Cap 3.0 or Leak Proof Loop Cap (Brushed Stainless Only)
  • Large 1.75 inch (44 millimeter) opening fits ice, easy to fill and pour
  • Compatible with all Klean Kanteen Classic caps
  • Easy to clean electropolished interior doesn't retain or impart flavors
  • Dishwasher Safe, Hand Washing Recommended for Color Bottles
  • Backed by the Klean Kanteen Strong as Steel Guarantee

Child Safety Warning: Sport Cap 3.0 not intended for children 3 and under. Not intended for chewing or teething. Always use this product with adult supervision. Always ensure the silicone valves are properly installed. Adult assembly required.

Specs

Capacity 18 fluid ounces (532 ml)
Weight (w/loop cap) 6.0 ounces (170.0 g)
Weight (w/sport cap) 6.4 ounces (181.4 g)
Size (w/loop cap) 8.6" H x 2.9" W (219.1 mm x 72.8 mm)
Size (w/sport cap) 8.9" H x 2.9" W (225.4 mm x 72.8 mm)
Opening Diameter 1.75" (44 mm)
Strong and Steel + BPA Free

Reviews

Classic 18oz has a rating of 4.6 stars based on 71 reviews.