HDPE Made in the USA or Imported The original. The trailblazer. The Sir Edmund of water bottles. Nalgene's BEST SELLING water bottle for more than 30 years. For Your Everyday Adventures! Take your Nalgene bottle to the gym, office, camping, exploring and everywhere in between. This Nalgene water bottle is completely leak proof, made of HDPE, easy to clean and dishwasher safe on the top rack. Suitable for both warm and cold beverages (-40 to 212 degrees Fahrenheit); wide mouth makes cleaning and adding ice cubes easy. Free of BPA, BPS and phthalates, opening accommodates most water filters; marked with milliliters and ounces for easy measurement. Whether you're looking for a virtually indestructible water bottle for a backcountry adventure, or you want a clean, green way of storing your dry pasta, you'll find a Nalgene product that gets the job done. Nalgene is a proud part of Thermo Fisher Scientific, for 70 years Nalgene has been making a wide range of BPA/BPS free reusable water bottles and containers to suit your personal preferences, needs and lifestyle here in the USA. The super Lightweight High Density Polyethylene (HDPE) material lightens your pack without sacrificing durability. This bottle only weighs in at 3.8 oz!