Fly Clear Wasp & Hornet Killer 400ml FlyClear™ Wasp & Hornet Killer effectively kills flying insects such as wasps and hornets with an immediate effect. The product is odour-free and quickly deals with flying insects in ways that are kinder to nature and includes a precision tool ideal for corners and cracks. The product is made from a plant based active ingredient exclusively developed by the scientists at Evergreen Garden Care and is OF&G certified. Both the bottle and cap are 100% recyclable.