Ultralight HDPE construction: Reduces pack weight for demanding outdoor activities
Wide mouth opening: Allows easy cleaning, ice addition, and compatibility with filters and accessories
Leak-proof 63 mm loop top closure: Prevents spills and stays attached for convenient carrying
Graduated side markings: Enables precise measurement of fluid intake
Dishwasher safe top rack: Simplifies cleaning after use
Summarized by Shop
Represent American Alpine Institute! The Nalgene Ultralight HDPE Wide Mouth bottle is very light (3.75 ounces) and BPA free. The wide mouth opening is compatible with many filters and accessories and makes cleaning or adding ice easy. The 63 mm loop top closure is leak proof and stays attached to the bottle. Graduations on the side to hel