Enjoy lustrous, more resilient hair with Joico's K-PAK Shampoo. Formulated with a healthy dose of damage-seeking Keratin, protective Guajava Fruit Extract and exclusive SmartRelease Technology. This gentle, colour-safe shampoo boosts hair's natural defence against styling damage, nourishes and repairs damaged hair, and guards against future damage. The power-packed formula instantly restores elasticity, strength and a healthy shine to mistreated strands.