MANIC PANIC Classic Siren’s Song Semi Permanent Hair Color – Neon Blue-Green Hair Dye for Women & Men That Lasts 4-6 Weeks – Vegan, Ammonia & Cruelty-Free – Create & Mix Custom Shades (4oz / 2pk)

Sirens Song Hair Dye Color; A Blue Green Hair Dye That Glows Under Black Light; For Best Results We Recommend Applying To Hair That Has Been Pre Lightened To The Lightest Level Ten Blonde
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