Fever-Tree is a producer of premium drink mixers. Charles Rolls & Tim Warrillow researched quinine sources from as far back as 1620 trips to find the purest strains of this key ingredient and 5 iterations of the recipe were tasted before Charles and Tim were happy with the result.###Product DescriptionIt\'s summertime, and that means it\'s time to enjoy the bright, citrusy flavours of passionfruit and lime. Add a splash of Fever-Tree Limited Edition Passionfruit & Lime Tonic Water to your favourite drink for an instant refresher. Made with real fruit juice and sparkling water, this tonic water is perfect for quenching your thirst on a hot day. Try it with vodka or gin for a delicious cocktail, or simply enjoy it on its own over ice.