This lightweight 27oz. stainless steel bottle for cold beverages comes with a Flat Cap made from safe, non-leaching polypropylene plastic (pp#5).
Klean Kanteens are a healthy alternative to plastic water bottles that can leach harmful chemicals such as Bisphenol A (BPA). They are durable, ultra-light, toxin-free and non-leaching.
Weighs just 8 ounces.