The NitNabber World's Best Stainless Steel Nit Comb was created by Lice Professionals. It has been used successfully on thousands of satisfied customers at Picky Pam at the Beach in Huntington Beach, CA. Revolutionary patent pending circle cut design. Promotes chemical free lice treatment. Includes helpful "Lice ID Card". No Gap between teeth and handle for easy cleaning. User friendly tutorials at: www.LiceFreeKids.com.