✓ Collagen consists of amino acids that hair follicle cells use to produce keratin proteins that promote hair growth and strength, which then Creates the ideal beard thickener by boosting nutrient-rich blood flow to the area. ✓ Instructions: Wash Face & Beard Before Using Our Hair And Scalp Roller for hair Growth, Gently Roll the Roller Back & Forth 8-10 times over the area you want to Simulate Hair Growth. Only use 2 Times a Week To Allow For Skin Repair. Always Sanitise Beard Grower Before & After Use. ✓ Our Package Includes: x1 Viking Beard Roller, 2x Titanium Microneedling Roller Heads, x1 Carry Case. The Microneedle Roller is covered in 540 tiny titanium needles to pierce the outer layer of the skin to encourage Derma Roller Beard Growth on the skin follicles to induce the production of collagen in the skin. ✓ The Dermaroller For Hair Growth for men Helps reduce Bald and patchy spots on beard, The Beard Growth Roller Stimulates the Hair follicles so it grows thicker and fuller. Each Beard Derma Roller contains 540 titanium Needles, 0.5mm Long. ✓ Our Viking Beard Roller For Growth for men works by stimulating the pours and encourages Beard growth, The Derma Roller Hair Growth Men 0.5mm derma roller 0.5, This Hair Growth Roller is also good for treating shallow scaring and mild stretch marks.