Raid Bug Spray Flying Insect Killer - Earth Options , 15.5 Ounce (2 Pack) Contains pyrethrins, a botanical insecticide derived from chrysanthemum flowers and cyfluthrin, a synthetic insecticide Designed using natural Pyrethrins, which are extracts from chrysanthemum daisies. Pyrethrins are natures own protection against insects. Fast kill. Kills flies, mosquitoes and gnats Lightly fragranced. Pack of two 15.5 ounce cans