Cola and diet cola get the best of both with this twin pack of classic flavours. Each bottle can make up to 9 litres of flavoured sparkling water. The sodastream classics range offers full flavour, with minimal or no calories. Each 440ml bottle makes up to 36 servings (9 litres) of flavoured sparkling water. Only carbonate water. Flavours should be added after and according to personal taste. For use in SodaStream drinks maker. 2 x 440 litre bottles. Each bottle makes up to 9 litres. 2 sachets. Each sachet makes up to 9 litres. Pack contains: 2 x cola flavoured concentrate, regular concentrate, diet concentrate, . Not suitable for the dishwasher.