The Wide Mouth Tritan Sustain 1 Litre Bottle from Naglene is the epitome of sustainability. With the new resin, powered by the revolutionary recycling technology, plastic is transformed before it is sent to landfill into a high performance travel bottle for any occasion. This new product line is also made from 50% certified recycled material for peace of mind and real life action to reduce fossil fuels and greenhouse gases. Our new Nalgene sustain product line is made from 50% certified recycled content further offsetting the use of fossil fuels and lowering greenhouse gas emissions. The original. The trailblazer. The Sir Edmund of water bottles. Nalgene's BESTSELLING 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 Suitable for both warm and cold beverages (-40 to 212 degrees Fahrenheit); wide mouth makes cleaning and adding ice cubes easy International products have separate terms, are sold from abroad and may differ from local products, including fit, age ratings, and language of product, labeling or instructions.