Features 1. Nourishing Beard Serum: Our unique formula includes mineral oil and hydrogenated castor oil, designed to deeply nourish and hydrate your beard, promoting healthier growth and a softer texture. 2. Stainless Steel Roller: The included stainless steel roller enhances serum absorption and stimulates blood circulation in the beard area, helping to promote thicker and fuller beard growth. 3. Easy Application: Simply clean your beard, roll the stainless steel tool to massage the area, and apply the serum for a hassle-free grooming routine that fits into your lifestyle. 4. Promotes Growth: Specially formulated to increase beard density and length, our serum is perfect for men looking to achieve a fuller, more robust beard. 5. Recommended Use: For optimal results, use 2-3 times a week. Experience noticeable improvements in your beard's health and appearance with consistent use. Our beard care essence kit contains mineral oil, hydrogenated castor oil; Roller: stainless steel. It can promote beard growth and give you a thicker, healthier beard. Its use is simple: 1. Clean and dry your beard, 2. Gently roll the dough with a rolling pin and massage the area where the beard is growing. 3. Then take appropriate amount of serum and evenly smear it on the skin. 4. Use 2-3 times a week for better results. And can promote hair growth of ingredients that help increase the density and length of beard hair.