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With British Summer Time now officially underway, there is no better time to begin preparing for a cool girl summer. Recent data from air up®, pioneers in hydration, reveals 41% of Brits consider their reusable water bottle a favourite accessory, proving hydration is not just essential — it’s a style statement. Receiving over 434.7 million views on TikTok, the viral air up® water bottle now launches the Gen2 bottle, the ultimate cool girl summer accessory, available in Purple Lavender or Cobalt Blueberry. This innovative bottle is designed to revolutionise how Brits hydrate by infusing plain water with flavour using scent alone, offering a zero-calorie, zero-sugar solution for 100% pure hydration.

So how does air up® work?

air up® harnesses retronasal smell by infusing flavoured air into every sip of water from the bottle. The aromatised air molecules from the flavoured pods enter our olfactory centre every time we drink and are perceived as taste when we exhale. In short, our brain thinks we are tasting cherry, lime, or passionfruit, Cola, or iced tea, or the new Virgin Mojito, while we are only drinking plain water.

What is retronasal smell?

A large part of our taste perception is influenced by what we smell. In order to taste, we not only need our tongue and taste buds but also our olfactory receptors (sensory cells responsible for smell perception) located in the nose. The innovative system of air up® utilizes this science of retronasal smelling. With every sip of water from the air up® drinking system, scent is absorbed through the ear, nose, and throat. The olfactory receptors interpret this as taste, even with plain water.

Where can I buy one?

air up®’s Gen2 Tritan™ Renew bottles is now available on air up®’s website. The new bottles start from £34.99 for the 600ml version and £44.99 for the 1L option. Additionally, all Gen2 Tritan™ Renew bottles include one Watermelon, Wildberry, and Lime flavour pod, flavouring up to 5 litres of water each.

Lena Jüngst, Chief Evangelist of air up®, comments on the launch of the new bottles: 

“The launch of the Gen 2 Tritan™ Renew bottles marks another exciting milestone in the evolution of our product portfolio. Thanks to attractive new features and additional colours, we are setting an example for our innovative spirit, while proving that trends and smart gadgets don’t always have to be looked for in America. With our scent-based drinking system, we have succeeded in finding a clever and especially healthy answer to numerous challenges of our modern-day society. ‘Engineered in Germany’ – that is what makes us particularly proud”.