Keratin 5 min Processing Lash PermLift Kit Keratin Conditionerthe protein that helps strengthen Eyelashes Brow hair to prevent breakage heat damage and frizzis vitally important for maintaining strong and healthy eyelashes Only 5 min Processing Time Fast Easy Very Safe but Can Cause Allergic Reaction Patch Test is Advisable Stays Lifted or Curled for 2 to 3 Months