Built for those who value both performance and sustainability, the NALGENE Narrow Mouth Sustain water bottle redefines eco-friendly hydration. Crafted using next-generation recycling technology, each bottle incorporates 50% plastic waste that would otherwise end up in landfills—without sacrificing durability or safety. Whether you're tackling rugged trails or navigating busy days in the city, this iconic design resists impacts and prevents leaks, ensuring worry-free use wherever you go. Trusted by adventurers for generations, its time-tested form delivers reliable hydration while supporting a cleaner planet.