Safe and Convenient Comb Hair Dye Stick, White Hair Cover Stick, 2-in-1 Convenient Instant Dyeing, Waterproof and Sweat Proof, Quick Root Dressing (Black) chair dye comb: A hair color comb with dual functions ensures even hair dyeing, blending white hair into a natural color within seconds. c cellurelle hair dye comb: The hair dye stick physically dyes hair, naturally depositing pigments into the hair shaft without chemicals or irritants, while providing the best hair care. gray hair cover up: The portable design of the hair color stick is suitable for both men and women, without the need for complex