Raid One Shot Insect Killer is multi purpose so it can be used to eliminate a range of insects including flies, mosquitoes, cockroaches and more. It has a high concentration, so you only need to spray the insect once for it to start working. It's odourless so you can spray it around without having to move away from the area. There is 320 g in this bottle. Stop insects from annoying you with this spray. This bottle has a handy nozzle so you can direct the spray where it needs to go. It's odourless so you can spray it without causing unpleasant smells.