Alien Grey Hair Dye Color; A Cool Medium Slate Grey Hair Dye; For The Most Out Of This World Results Lighten Your Hair To The Lightest Level Ten Blonde Before Use; Alien Grey Can Also Create Cool Tones In Virgin And Unbleached Hair | Mixable Colors And Tones; All 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 On Trend Pastel Hues; Ready To Use; No Developer Required | Semi Permanent Hair Dye; This Semi 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 Shaft | Cruelty Free And Vegan Formula; This Color Cream Hair Dye Features Vegan Ingredients Tested On Celebrities Not Animals; Made In The USA; Hair Color Is PPD And Ammonia Free; Paraben Free; Gluten Free; Resorcinol Free; Phthalate Free; PETA Accredited | For 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