A precision microneedle derma roller designed to support hair growth and scalp health. The roller head features 0.5 mm micro-needles — long enough to gently penetrate the top layer of the scalp without Needles at this length are great for superficial skin concerns and enhancing product absorption. They’re gentle enough to use at home (damage, stimulating circulation and promoting natural follicle activity. When used before topical treatments (like serums or hair oils), it enhances product absorption deep into the scalp for better nourishment of the roots. Regular use also encourages collagen production and can reduce patchiness or thinning over time.