This hair treatment system combines Neo Hair Lotion (120ml) with a derma roller device. The lotion is designed for hair growth and scalp treatment, while the included derma roller helps enhance product absorption and stimulate the scalp. The set provides a comprehensive approach to addressing hair loss and promoting healthier hair growth. Since this is a personal care product set, specific usage instructions should be followed carefully. The Neo Hair Lotion comes in a spray bottle format with a green packaging design indicating its hair treatment purpose. The derma roller included appears to be a handheld device with a rolling head. For best results and safety, users should follow the manufacturer's guidelines for both the lotion application and derma roller usage. The complete system is designed to work together for enhanced effectiveness in hair treatment.