healthy care 540 derma roller needle instrument for face 0.2mm\0.25mm\0.3mm - titanium needles skin care tool

1.the derma roller is completely immersed in 75% alcohol for 20 minutes, and dry it until ready for use.(all major pharmacies have sales for 75% alcohol) 2.wash your face with facial cleanser in the usual way, then rinse off. 3.for the first time use derma roller, please do not force too strong, force naturally until you are skillful to adjust by yourself. 4.after rolling, use a water-supplementing mask, no need other skin care products. 5. from next morning, maintain your skin by daily care..syi