What it is: The Hairdresser's Invisible Oil Mask is a hydrating weekly hair mask that reduces frizz and nourishes hair. Plus, it leaves your hair hydrated for up to 72 hours-for shiny, smooth, soft strands.What it does: The brand's featherlight six-oil blend helps provide conditioning, moisture, nourishment, softening and smoothing to hair. It features a moisturizing blend of moringa oil and pomegranate seed extract to help hydrate, reduce frizz, soften hair, nourish hair, add shine to strands and detangle. The oil-infused formula is color-safe. How to use: After shampooing, apply to damp hair. Leave on for 3-5 minutes, then rinse. Use weekly. For fine to medium hair: apply a quarter-size amount from mid-shafts to ends. For medium to thick hair: apply a palm-size amount from roots to ends. Use enough to saturate the hair.Pro tips: To use as a pre-shampoo treatment, apply to dry hair, leave on for 5 minutes and rinse. Adding a few drops of Hairdresser's Invisible Oil to the mask can help with consistency for thicker hair. Leave on for up to 20 minutes for extradry hair types. Paraben-free; phthalate-free; gluten-free; mineral oil-free; formaldehyde-free Cruelty-free Vegan Made in the USA