LiceGuard® is the only complete non-toxic lice detection-killing-prevention line on the market. LiceGuard's Robi Comb® has a unique brand that is clearly differentiated from other "lice killers" that use poisons such as Permethrin. Our innovative and patented lice killing treatment is non-toxic, pesticide free, reusable and has been proven 100% effective. LiceGuard® Brands have become one of the top selling lice elimination products in the United States and are a rising leader in the head lice category worldwide. Over the past decade, more than 10 million LiceGuard products have been sold to our satisfied customers.