Like chemical shampoos and electric zapping combs, are more dangerous for young children and harsh on the skin and scalp, the V-Comb uses its rounded, stainless steel-toothed comb and suction power to smoothly run across the scalp and gently lift lice and eggs.traps head lice and eggs removed from the hair and into its patented Capture Filter. After treatment, simply detach the Capture Filter and snap on the lid for hygienic disposal.