Color Space ZERO AMMONIA FREE Permanent HAIR COLOR 4.05 fl. oz. SEALED TUBES PHOTO OF ACTUAL ITEMS SOLD FREE SHIPPING IN THE UNITED STATES! (Please note that we do not control the delivery methods of our shipping vendors e.g. USPS-UPS) Experience a new era in hair color with Color Space ZERO ? a 100% ammonia-free, permanent hair color that delivers rich, vibrant results without compromise. Designed for professionals who demand high performance and clients who value scalp comfort and hair integrity, ZERO offers stunning coverage, long-lasting shine, and exceptional hair condition. Zero Ammonia. Zero Odor. Zero Compromise. Enjoy a cleaner, more pleasant salon experience without the harsh smell of traditional color. Vibrant, Long-Lasting Results Infused with cutting-edge technology for deep, uniform color and grey coverage up to 100%. Respect for Hair Scalp Gentle on sensitive scalps and ideal for all hair types, ZERO protects the natural structure of the hair while enhancing its strength and elasticity. Creamy, Easy-to-Apply Texture Professional, velvety formula ensures precise application and consistent results. Clean Beauty Philosophy Formulated without ammonia, parabens, PPD, or resorcinol ? aligning with your commitment to health, sustainability, and ethical beauty. DEVELOPER REQUIRED ~ SOLD SEPARATELY 5 vol (1.5%) ? for tone-on-tone and refreshing ends 10 vol (3%) ? for darker or same level coloring 20 vol (6%) ? for grey coverage or lifting 1?2 levels 30 vol (9%) / 40 vol (12%) ? for higher lift Mixing Ratio: Usually 1:1 or 1:1.5 depending on the brand's recommendation for ZERO ? check the technical sheet or packaging for exact ratios. FOR PROFESSIONAL USE ONLY ~ BLUESTAR CANNOT BE HELD RESPONSIBLE FOR ERRORS MADE BY NON-PROFESSIONALS THANK YOU FOR SHOPPING BLUESTAR BEAUTY STORE!! Listing Updated / Revised as of 10/04/2025 AB!