Joico Joico 4SB Lumishine Demi-Permanent Liquid Hair Color

An ammonia-free, liquid demi-permanent hair color designed to deliver rich tone, gray blending, and up to twice the shine. Key Technology: Powered by ArgiPlex™ Technology to replenish arginine, instantly strengthen hair, and reduce damage. Mixing Ratio: Mix 1:1 equal parts color and 5 Volume LumiShine Developer. Consistency: Features a drip-free viscosity ideal for fast bottle application or bowl-and-brush. Processing Time: Process for 5 to 35 minutes depending on desired deposit and hair porosity. Apply to dry hair for optimal deposit and longevity.