Derma Roller (0.5mm): Revitalize your skin and promote beard growth with our Derma Roller. Featuring ultra-fine titanium needles measuring 0.5mm, this derma roller stimulates collagen production and improves blood circulation, aiding in the absorption of beard growth products. Use it regularly to reduce the appearance of fine lines, wrinkles, and acne scars, while also enhancing the effectiveness of your beard grooming routine. Compact and easy to use, it's the perfect addition to your grooming arsenal.