ga tlhaloso:

Derma roller ke sesebelisoa sa botle se ka sebelisoang empa ha se felle feela likarolong tse latelang:
1. Tlhokomelo ea letlalo: Li-roller tsa Derma li ka khothalletsa ho tsosolosoa ha lisele tsa letlalo, ho eketsa moloko oa collagen le li-elastic fibers, ho ntlafatsa letlalo la letlalo le elasticity, le ho fokotsa ponahalo ea mela e metle le wrinkles.
2. Kalafo ea maqeba a makhopho: Lirolara tsa Derma li ka etsa hore mali a phalle sebakeng sa leqeba, tsa khothalletsa khōlo e ncha ea lisele tsa letlalo, ’me tsa fokotsa ponahalo ea maqeba.
3. Ho tsosolosoa ha moriri: Lirolara tsa Derma li ka susumetsa phallo ea mali ea letlalo la hlooho, tsa khothalletsa phepelo ea phepo e nepahetseng ea li-follicle tsa moriri, le ho khothalletsa ho tsosolosoa ha moriri.
4. Fokotsa mebala ea 'mala: Lirolara tsa Derma li ka etsa hore mali a phalle libakeng tse nang le 'mala, tsa khothalletsa ho hōla ha lisele tse ncha tsa letlalo,' me tsa fokotsa ponahalo ea 'mala.
5. Khothaletsa ho kenngoa ha sehlahisoa: Li-roller tsa Derma li ka susumetsa likanale tse nyane holim'a letlalo, tsa eketsa ho kenella ha sehlahisoa, le ho ntlafatsa sekhahla sa ho monya ha lihlahisoa tsa tlhokomelo ea letlalo.