Redken Shades EQ Bonder Inside is a professional hair color system designed to provide vibrant, true-to-tone results while simultaneously strengthening the hair bond. This demi-permanent hair color offers exceptional conditioning and shine. Shades EQ Bonder Inside allows for precise toning and refreshing of color. The integrated bonder helps to protect and reinforce hair's internal structure during the coloring process, leading to healthier-looking and feeling hair.