Joico Vero K-Pak Color ( 3N Ebony Brown) Permanent Creme Color -The Vero K-PAK line features our one-of-a-kind Quadramine Complex technology: the very same game-changing science youll find in Joicos award-winning K-PAK Reconstructor. This system is renowned for rebuilding strands both internally and externally with every color process; resulting in hair thats ultra-strong, and color that penetrates faster and deeper for exceptional vibrancy and long-lasting results.