A bottle cap 1 for closing the top of a bottle and providing either a stream of fluid through the bottle cap 1 or a spray mist, the bottle cap 1 having a cap body 2 that forms a fluid flow passage between a bottle end 3 that mates with a bottle and a dispensing end 4 through which a fluid stream can exit; an atomizer 5 mounted in the cap body 2, the atomizer 5 having an inlet passage 6 that extends towards the bottle end 3 and an outlet nozzle 7 that extends through the bottle cap 1; the cap body 2 and atomizer 5 sized and arranged so that fluid can flow from the bottle end 3 to the dispensing end 4 around the atomizer.