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Experience the natural beauty of Canada without being bothered by pesky insects with Canadian Shield Mosquito & Insect Repellent. As a 100% Canadian-owned and operated company, we understand the importance of enjoying the great outdoors without any unwanted interruptions. That's why we've developed a liquid pump spray with 30% Deet that provides up to 8 hours of effective protection against mosquitoes, ticks, black flies, deer flies, biting midges, and chiggers.