The newest technology solving the never ending issue of broken internal hair bonds during most chemical, thermal mechanical services. 4Bond achieves truer, richer deeper color retention and deposit, while infusing rebuilding the hair strands with Keratin Amino Acids, Hydrolyzed Quinoa Protein Baobab Protein. 4Bond features four key ingredients infused into a uniquely crafted, easy to use system. It works with not only the newest advanced polymer, but infuses three additional ingredients within the hair shaft to ensure the shiniest, healthiest head of hair possible inside out during all chemical color services. 4Bond has been formulated with new protein technology a never before seen molecular bonding polymer, unlike most brands that utilize a single polymer that only helps rebuild the surface of the hair shaft working primarily with deposition color. – Can be used in all salon services – No formulation changes needed – No lengthy processing times – Works from the inside out; does not coat the hair – Works with or without a heat source – Aids in resistant gray coverage – Preserves hair color longer – Deep Conditions Quick Guide: For Color – Add 1/8 oz per 2 oz of total formulation For Lightener/Bleach – Add 1/4 oz per 2 oz of total formulation