The Nalgene Wide Mouth Silo Water Bottle is expertly crafted threads for leak-proof hydration and a wide mouth that’s perfect for ice cubes or fruit infusions. Proven in the elements and ready to withstand even the most rugged conditions. A pioneer, for pioneers. Durable, built to last, and Made in the USA.Nalgene Wide Mouth Silo Water Bottle FeaturesBPA/BPS Free-So you can drink water that\'s safe and tastes great.Built to Last-Our durable goods are made to last a lifetime.Dishwasher Safe-Safe to put in the dishwasher and easy to clean.Fits Filtration Devices-Fits most filtration units for clean water in a pinch.Fits Ice Cubes-Put ice in your bottle with ease and enjoy your frosty beverage anywhere.Leak-Proof Guarantee-Continuous, straight shouldered semi-buttress threads keep the bottle sealed tight.Made In the USA-Local goods mean local jobs and fewer emissions.