Are you looking for a product that instantly covers up your gray hairline or sideburns? On Nat Edgecolor is the solution! This jet black temporary hair color gel is an instant touch-up formula for gray hair and edge control. It can hold up to hair for two days without flaking and washes out easily. Apply in on your hairline, eyebrows, sideburns or mustaches with the help of a brush, and you’re ready to go!