If youre travelling somewhere with a high risk of insect bites then make sure you take the necessary precautions this expedition 50 insect repellent spray from lifesystems lasts up to 10 hoursthe lifesystems expedition 50 insect repellent will repel mosquitoes midges horseflies sandflies gnats fleas ticks and other biting insects it combines natural pyrethroids with deet to protects against bites in all environmentscolour swatchassortedbrandlifesystemscolourassorted