The APS Salon Kit gives you the best quality tools to get amazing results! Includes: (1) 8oz. APS Bond Amplifier No. 1 (2) 8oz. APS Bond Completion No. 2 Zerran Advanced Professional Services system has been formulated by our experienced research team to maximize your chemical service results and save time in your salon. These formulas are designed to work with the chemistry of any brand of color or lightener, perm or relaxer that you use. As part of our professional Zerrran product line, they are 100% vegan, free of sulphates, fume-producing aldehydes and other harmful ingredients. Zerran never tests on animals.