What it is: A leave-in reparative styling cream that eliminates frizz, hydrates, and protects all hair types. Hair Type: Straight, Wavy, Curly, and Coily Hair Texture: Fine, Medium, and Thick Hair Concerns: Dryness, Frizz, and Color Safe Formulation: Cream Ingredient Callouts: Free of sulfates SLS and SLES, parabens, phthalates, and oil. This product is also vegan, cruelty-free, and gluten-free. It comes in recyclable packaging. What Else You Need to Know: This concentrated leave-in smoothing cream is excellent for all hair types—including colored and chemically-treated hair. No. 6 strengthens, hydrates, moisturizes, and speeds up blow dry times while smoothing and eliminating frizz for up to 72 hours.