Ammonia-free, silicone-free, and fragrance-free liquid permanent color that provides up to 100% gray coverage. Achieve deep, saturated results with shine and condition for all hair types and textures.How to Use: PREPARATION OF MIXTURE: Wear suitable disposable gloves. Mix 2 oz. (60 g) of COLOR GELS OILS with 2 oz. (60 ml) (equal parts) of PRO-OXIDE. Use only with the recommended oxidants, 10, 20, 30 40 volumes max. Use only the proportions indicated. Always use after mixing. APPLICATION AND RINSING: Wear suitable disposable gloves. Do not use with metal tools (clips, comb...). Process at room temperature for 20-45 minutes. DO NOT USE HEAT. Rinse hair well after the processing time. ALL BEAUTY AND HAIR PRODUCTS ARE NEW AND NEVER BEEN USED OR OPENED. ALL ITEMS ARE A FINAL SALE AND NO RETURNS OR EXCHANGES ARE ALLOWED TO KEEP THE INTEGRITY OF THE PRODUCTS.