Joico K-Pak Reconstructing ( Shampoo ) To Repair Damaged Hair - Restore your hair to its original fullness with Joico K-PAK Shampoo to Repair Damage. This shampoo begins the reconstruction process for your hair using a unique cream foundation enriched with Joicos exclusive Keratin Silicone Complex. Joico K-PAK Shampoo to Repair Damage cares for your hair, gently cleansing while enriching its elasticity, strength and shine.