➤𝐏𝐑𝐎𝐌𝐎𝐓𝐈𝐍𝐆 𝐇𝐀𝐈𝐑 𝐆𝐑𝐎𝐖𝐓𝐇 - Microneedles can open tiny channels in the skin in a short time, effectively penetrate the skin to receive nutrients, activate the body's natural healing process, and thus produce collagen, which is important for hair growth and helps the skin and Absorption of beard growth products. ➤𝐒𝐀𝐅𝐄 𝐀𝐍𝐃 𝐏𝐀𝐈𝐍𝐋𝐄𝐒𝐒 - Our Beard Growth Roller have 0.5mm/0.25mm/1mm/1.5mm needles which are the best length to stimulate hair growth at home. The process is not painful as it only requires gentle pressure. ➤𝐇𝐈𝐆𝐇 𝐐𝐔𝐀𝐋𝐈𝐓𝐘 𝐌𝐀𝐓𝐄𝐑𝐈𝐀𝐋 - Beard roller adopts elastic silicone roller, alloy rigid material, suitable for skin care, not easy to break and bend, effectively improve various skin problems. Micro-needle rollers can shrink pores, firm and rejuvenate skin, lighten dark spots, repair acne scars, and more. ➤𝐓𝐇𝐈𝐂𝐊𝐄𝐑 𝐇𝐄𝐀𝐋𝐓𝐇𝐈𝐄𝐑 𝐁𝐄𝐀𝐑𝐃 & 𝐇𝐀𝐈𝐑 - Our Beard Growth Roller stimulates the dermis and stimulates hair follicles, thereby inducing collagen production in the skin. Similarly, Beard Roller can also promote hair growth and reduce baldness. Essential tools for men's hair growth. Derma roller hair growth men. ➤𝐄𝐀𝐒𝐘 𝐒𝐓𝐎𝐑𝐀𝐆𝐄 𝐀𝐍𝐃 𝐂𝐀𝐑𝐑𝐘 - Every derma roller has a transparent plastic case, you can put your roller in it after using and carry you roller for travelling.