Klean Kanteen's reusable, lightweight, non-leaching & toxin-free 18oz stainless steel bottle, also known as the Kid Kanteen, is designed for small hands and comes with a sports drinking cap made from safe, non-leaching polypropylene (pp#5).

NOTE: The Avent sippy spouts may be used with the Klean Kanteen 18oz Bottle, but must be used with a sippy adapter (as shown in the 12oz sippy listing on our website).