Fly Stoppa is a high performance, dual-action formula designed to repel flies, midges, gnats and other biting insects while caring for skin. With active ingredients DEET and citrepel, one application is effective for up to 12 hours in normal conditions, making it a summer essential for fly season. The dual action aspect of glycerine moisturises the skin, preventing dryness and offering skin conditioning properties. HSE 7803 -GB 7803-NI.