Salon Care Root Comb Applicator leaves no mess and is easy to use. Just comb and squeeze to apply solution; liquid flows through hollow teeth directly to scalp and roots for even distribution. With Salon Care Root Comb Applicator you can apply hair color, conditioning growth oil, hair conditioner, or any other hair treatment solution. Easy to use. Even coverage. Easy to fill and squeeze. Comes in assorted colors pink and black. Measurements built into bottle, will not wear off.