CHI Curl Preserve System Low pH Shampoo gently cleanses and moisturizes hair while smoothing the cuticle. Chi Best Curl Enhancing Shampoo's The potent of Ceramino Interlink Complex strengthens and protects curl while balancing hair's moisture level to create healthy curly hair. Benefits:. Adds curl definition. Softens and eliminates frizz. Provides healthy and polished hair. Hair Type: Chi Best Curl Shampoo was designed especially for curly hair that intense restores hair elasticity, gently cleanses and revive waves instantly. Styling Effect: Chi Curl Preserve System Shampoo is the best Curl Shampoo that instantly gives hair Deep Clean, moisturizing and curl looks.