Creme Developer activates the exclusive ArgiPlex technology in Joico LumiShine Demi-Permanent Liquid Color. Directions Suggested 1:1 mixing ratio CAUTION: - Contains 1.5% w/w hydrogen peroxide. - Avoid contact with eyes. Rinse eyes immediately if product comes into contact with them. - Do not swallow. - Wear suitable gloves. - Keep out of reach of children. - For Professional Use Only. - Store in a cool, dark place. A gentle crme developer formulated with Squalane, a moisture binding component to help maintain the integrity of the hair structure throughout the coloring process and leaving hair in optimum condition. Compatible with JOICO VeroLight, and all JOICO Vero K-Pak Color shades (including JOICO Vero K-Pak Color Age Defy), toners and high lifts. Mixing Standard Shades: 1:1 ratio - Mix 1 part Vero K-PAK Permanent Creme Color to 1 part Vero K-PAK Color Veroxide Mixing High-lift Shades 1:2 ratio - Mix 1 part Vero K-PAK Permanent Creme Color to 2 parts Vero K-PAK Color 40 Volume (12% Veroxide) Mixing Age Defy Series: 1:1 ratio - Mix 1 part Vero K-PAK Color Age Defy to 1 part Vero K-PAK Color 20 Volume (6%) Veroxide Mixing Vero K-Pak Chrome 1:2 ratio - Mix 1 part Vero K-PAK Chrome to 2 parts Vero K-PAK Chrome Activator Creme Developer 22 Volume Put the pedal to the metal with the Lumi10 Accelerator, pumped with extra .6% of peroxide (compared to the traditional 20 Volume Developers.) The result? When used with Lumi10 Permanent Creme Color it delivers super-fast and complete coverage in just 10 minutes. A special no-lift cr?me developer delivering maximum color development without lightening the natural hair color. Only to use with JOICO Vero K-Pak Chrome.