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This bottle makes sparkling water on the go
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![Christian Käser and Linus Lingg are sitting on a staircase holding up their Bottleplus bottle](/en/news-and-events/eth-news/news/2023/10/this-bottle-makes-sparkling-water-on-the-go/_jcr_content/pageimages/imageSmall.imageformat.contentteaser.82324046.jpg)
Sparkling water on the go at the touch of a button and entirely plastic-free. The new water bottle by ETH spin-off bottleplus makes this possible.