Basic features Free of chemicals, pesticides, and a natural lice treatment for the whole family. The V-Shaped Lice Comb is an FDA-registered natural lice comb that instantly vacuums the head of lice and eggs. Equipped with 4 disposable egg and lice capture filters, safe and harmless filters. The best lice comb for your family, enables early detection of lice through regular head checks, the natural lice comb is the most technologically advanced in the market.