Description: 【Durable Material】: The scalp applicator comb is made of premium plastic material, rolling ball massage, smooth surface, wear resistant, sturdy, comfortable and durable, easy to clean. 【Humanity Design】: The hair oil applicator has a transparent appearance, with clear scales the edges, allows you to know the amount of liquid at any time and refuse to waste it. 【Easy to Use】: The head scalp massage brush can distribute the essential the scalp and accelerate absorption without getting hands,apply evenly. 【Multi Application】: The Root Applicator is suitable for applying hair oil, hairspray, liquid, essential oil, serum, etc. 【Portable Size】: 4ml scalp head fluid comb, compact and lightweight, easy to carry, can into your pockets and bags. Specification: Product size: 4cmx4cmx7cm/1.57inchx1.57inchx2.76inch Capacity: 4ml Material: Plastic Package Includes: 1 Scalp Applicator Comb Note: Please allow slightly errors due to manual measurement and different monitors.