XUEMEI PROMOTING HAIR GROWTHMicroneedles 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. IMPROVE THE SKINWhen using the dermal roller, the receptors in the skin are stimulated, allowing the skin care ingredients to penetrate better and be better absorbed. Use with your favorite face cream, body cream or serum for the best user experience. HIGH QUALITY MATERIALBeard 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. SAFE AND PAINLESSThanks to the 0.5mm fine needle tip, the scar roller can minimize skin damage and promote the absorption of active ingredients through the skin, suitable for home use. HOW TO USEDisinfect before using skin roller, roll about 4 to 5 times vertically, horizontally and diagonally on the treatment area before applying your favorite skin care products. The dermal roller can be used on all areas of the face, neck and scalp. Delivery quantity: 4pcs Product color: black