Deep Repair. Vibrant Color. Brilliant Shine.

Joico - K-Pak Color Therapy - Luster Lock Treatment - 150ml
Unlock the secret to vibrant, salon-fresh color and silky, healthy hair with Joico K-Pak Color Therapy Luster Lock Treatment. This luxurious, deep-conditioning treatment is a must-have for color-treated or chemically processed hair in need of intense restoration and shine. Powered by a fusion of African Manketti Oil, Argan Oil, and Joico’s exclusive SmartRelease™ Technology, it delivers instant softness, luminous gloss, and breakthrough damage protection — in just one use.
Whether used as a weekly treatment or a pre-shampoo primer, Luster Lock transforms dull, brittle hair into a radiant, silky finish while reinforcing color vibrancy and preventing future damage. The result? Stronger, smoother, more resilient strands that glow with mirror-like brilliance.

Boosts color vibrancy and prevents fading
Strengthens & repairs damaged hair
Deeply hydrates for softness and manageability
Adds high-gloss shine after one use
Protects with SmartRelease™ keratin delivery system 

How To

Apply to clean, damp hair as a post-shampoo treatment or to dry hair as a pre-shampoo treatment.
Leave on for 2–5 minutes.
Rinse thoroughly.
Use 1–2 times per week.