This Nalgene Sustain bottle is awesome for both staying hydrated and being kind to the planet! The 32 oz capacity is perfect for all-day hydration whether you're at work, school, or outdoors adventuring. Made from Tritan Renew material that contains 50% recycled plastic waste - how cool is that? It actually helps reduce landfill waste and lower greenhouse gas emissions. Completely BPA/BPS free and dishwasher safe for easy cleaning. The wide mouth opening makes it easy to fill, add ice, or clean thoroughly. The leakproof guarantee means you can toss it in your bag without worrying about spills. Durable enough to handle drops and bumps - Nalgene bottles are famous for their toughness. Suitable for both hot and cold beverages (from -40 to 212°F), so you can use it for everything from ice water to hot tea. The straight-shouldered threads keep it securely sealed while being easy to open. Lightweight design won't weigh you down during hikes or workouts. Fits most water filtration units if you're out in the wilderness. Nalgene has been making reliable bottles for over 70 years, and this sustainable version continues their tradition of quality while being better for the environment. The gray with black lid looks sleek and professional, suitable for any setting from the office to the trail.