Your #1 Weapon In Keeping Lice Away! The Nit Free Terminator Comb is the choice of professionals. It effectively pulls away the nits from the hair, injures them at different points with "exclusive micro-grooved teeth of tempered steel" without harm to hair. The Nit Free Terminator has unique spiral micro-grooving that gets underneath every egg, resulting in a superior lice preventative tool. Use it daily or weekly to comb out lice and nits!