Nalgene's iconic water bottle is used by climbers, hikers & explorers the world over. The large wide-mouth opening easily accommodates
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The Tritan Narrow Mouth Sustain 1L is an eco-conscious water bottle suitable for all outdoor adventures. It is made from a new resin powered by next-generation recycling technology. Transforming plastic destined for landfills into a high-performance BPA-free bottle. The narrow mouth opening minimises spills when drinking on the move, & the loop tether means you'll never lose the lid.