Featuring a wide mouth opening for easy cleaning and filling, Nalgene Stainless Steel Bottles are the most versatile stainless bottles on the market. The standard Nalgene thread pattern and 63 mm opening make these bottles compatible with most water filters.
Because it is non-insulated, this bottle is specifically designed to take the heat, so in addition to being an awesome drinking vessel, it's also perfect for boiling water.
What Sets the Nalgene Stainless Steel Bottle apart from the Rest?
First, it's the only wide mouth stainless bottles with stainless steel threads, which makes it incredibly durable. Second, it's made in the U.S.A.