Insect Shield® Advantages Insect Shield® technology converts clothing and gear into effective, long lasting and convenient insect protection. EPA-registered No restrictions for use Repellency lasts the expected lifetime of the product (70 washings for apparel items) Repels mosquitoes, ticks, ants, flies, chiggers and midges (including those that can carry dangerous diseases such as Lyme, malaria, Dengue fever and Zika virus).