GUILT-FREE GLAMOUR!® Hot Hot Pink is cool-toned medium neon pink hair dye that glows vibrantly under black light when dyed on the lightest level 10 blonde hair. For deeper pink hues, this can also be used on virgin, unbleached hair. WEAR IT LOUD!® Details: Style: Amplified Semi-Permanent Hair Dye Color: Hot Hot Pink Color Description -  Medium Neon Pink Hair Dye Volume: 4oz / 118ml Ingredients: Vegan Friendly, PPD Free! Additional Features: Benefits of Conditioning Hair, Resealable Tub For Longer Use, Comes With Instructions, Longer Lasting Formula with 30% More Pigment, Glows in the Dark Under Black Light Duration: up to 6-8 weeks with proper hair care For Best Results: See Instructions Tab  Tested on celebrities, not animals™.