Simply put a sweet mixture of water and sugar or a touch of lemonade into the trap and wasps will make a beeline for it once inside they crawl into the bottom of the bottle and becoming trapped leaving those who enjoy the great outdoors to garden or wine and dine in peace pretty glass wasp trap entices garden wasps to protect your from their nasty stings features a handy wire hanging loop simply fill with sweet liquid and position complete with 9cm hanging loop