TOP CUSTOMER SERVICE: Safe products to try with confidence. Top customer service makes us care for you as much as we care for our families & work to provide the best quality products we can. COLOR SAFE FORMULA: Salon quality Shampoo & Conditioner Set, free of sulfate, parabens and gluten, safe for damaged thin, fine and dry hair. PH BALANCE PROTECTION: Shampoo pH 5.5 - 6.5, conditioner pH 4.5 - 5.5. Keep your scalp's pH at a healthy level, and that's why Herbalosophy biotin and collagen shampoo & conditioner set can make your hair soft and strong. SHAMPOO & CONDITIONER SET: Gently cleanses and nourishes fine, shampoo & conditioner set contains strengthening formula that helps revive your brittle hair from further damage. PREMIUM INGREDIENTS: Made with premium ingredients, infused with Vitamin B7 and Collagen work together to aid with stronger, soft looking hair.