Sergio BASES + WORKING WITH TEMPERATURES BASES + WORKING WITH TEMPERATURES 2-3 SP – no bases needed 4-5 SP – protein + lipid + botox bases Porous hair – acidic base HAIR DAMAGE LEVELS Level II damage Natural hair with slight dryness, split e... hair care hair damage levels hair elasticity hair repair hair treatment lipid bases porous hair protein bases Apr 17, 2026
