Loreal elvive full restore5 repairing conditioner is proven to add strength density and shine to even the weakest hair pro keratin gives each hair fibre its individual strength to resist daily wear and tear the science of weak limp damaged hair daily wear and tear can break up the hairs surface and weaken the fibre hair becomes weak looking limp and lifeless dull and straw like 1 reinforcing now even more concentrated with pro keratin the conditioning formula each hair fibr