Smidge 75ml (Mosquito/Midge/Tick Repellant), quite possibly one of the most effective insect repellant sprays you can get.  Developed and tested in Scotland, the home of the infamous Midge, Smidge offers great protection against these tiny flying pests.. Smidge is a highly effective insect repellent that works against midges, mosquitoes, ticks and many more common biting bugs.