Manic Panic Hair Dye Semi-Permanent Hair Color 4oz (18 Mystic Heather) Description:Cream Formula Semi-Permanent Hair Color. Vegan Formula colors and conditions hair. Winner of the NYLON Magazine Beauty Hit List for Best Hair Color! Manic Panic, with 40 years of history in leading the color rebellion, is proud to say our hair colors have always been Vegan and Cruelty Free. Features: Mystic Heather Pink Hair Dye Color; A Rich Orchid Mauve Hair Dye With Warm Pink Undertones; This Is One Of Our Lighter Shades; We Recommend Lightening Hair To The Lightest Level Ten Blonde And Toning Hair That Has Yellow Tones Before UseMixable Colors And Tones; Manic Panic Hair Colors Are Safe To Mix To Create Custom Shades Making The Possibilities Of Shades Endless; Combine Any Formula With The Pastelizer To Create Soft Trendy Pastel Hues; Ready To Use No Developer RequiredSemi Permanent Hair Dye; Formula Gradually Fades In Four To Six Weeks Because It Does Not Penetrate The Cortex Of Your Hair But Simply Rests On Top Of The Hair ShaftCruelty Free And Vegan Formula; This Color Cream Hair Dye Features Vegan Ingredients Tested On Celebrities Not Animals; Hair Color Is Ammonia Free Paraben Free Gluten Free Resorcinol Free Phthalate Free And Peta AccreditedFor Best Results; Vibrant Color Results Are Best Achieved By Applying To Hair That Has Been Pre Lightened With Manic Panic Flash Lightning Bleach Kits; Bleaching Thoroughly To A Level Nine Or Ten Before Dyeing Is Recommended For The Best Results