L’Oréal Technique Let's COLOR Permanent Gel Hair Color – 1.1 Black Cobalt (Deep Blue Black, Blue Base) – 2 fl oz

Bold & Cool Tone: 1.1 Black Cobalt delivers an intense deep blue-black shade with a cool blue base.

Permanent Color: Designed for long-lasting, fade-resistant results.

Conditioning Gelee: Smooth, nourishing application that leaves hair soft and shiny.

Mixing Ratio 1:1: Ideal for professional use with reliable, even results.

Salon-Trusted Formula: From L’Oréal Technique’s professional-grade hair color line.