Doff Fly ; Wasp Spray (300ml) provides instant knockdown and effective control of flies, wasps, and other flying insects. Its powerful formula ensures rapid elimination, making it suitable for use in homes and outdoor areas. Easy to use, it offers long-lasting protection and keeps your environment insect-free. Kills flies, wasps, and other flying insects. Effective, fast-acting aerosol. For use in domestic premises. Contains permethrin and tetramethrin. Size: 300ml.