Age Defy Vero K-PAK Color's age defying science features Joico's proprietary 3-Defense Technology. A combination of time-released lipids, essential amino acids and bio-mimetic ceramides create superior condition and manageability with every color application. What's more, Vero K-PAK Color Age Defy contains Joico's award winning Quadramine Complex. This molecularly diverse keratin protein works from the inside out, offering unparalleled reconstruction, strength and long-lasting protection.