Lice Ladies EVICT Comb - design features a. Hard stainless-steel comb teeth set into a tightly sealed polypropylene hard plastic handle. Lice Ladies EVICT Comb has unique circular (not spiral) grooves spaced at scientifically configured intervals set to snag lice and nits more efficiently and pull them out of the hair easily. The hard-plastic handle uses a cutting-edge sealing technology to attach the comb teeth without any air gaps for bacteria to get into.