Narrow Mouth Sustain Bottle - Amethyst 1LNalgene Narrow Mouth Sustain Bottle Amethyst 1L Keep plastic out of landfill with this 1 litre water bottle from Nalgene. As part of the Sustain line, its crafted from 50% recycled materials yet retains all the durability and adventure ready features associated with the American label. 1L 32oz Part Recycled Plastic Construction Made in the USA As we always say if you're feeling thirsty you're already dehydrated!