The listing, Joico K-Pak Reconstruct Deep-Penetrating Reconstructor for damaged hair has ended.
(E) Joico's original intensive protein reconstructor for dry and damaged hair rebuilds and improves the structure of hair. pH 4.5 to 5.5 contains QUADRAMINE COMPLEX, an exclusive blend of low molecular weight and size proteins (MWS 150-2500). This balance of 19 essential amino acids (the building blocks of hair) adheres quickly and effectively to ensure maximum protection and reconstruction from the cuticle to the cortex. Color-Safe.