Enjoy a stunning and attractive look with Colestone blue-black hair dye number 301/0, the perfect solution to achieve a deep black hair color with an enchanting blue touch that enhances your beauty and radiance. Why choose Colestone blue-black? Because you deserve the best, and Colestone offers you: intense long-lasting color: a unique formula that ensures rich and stable color for weeks. Deep hydration with argan oil: deeply nourishes your hair to give it the softness and shine you dream of. Full coverage of white hair: say goodbye to white hair with 100% perfect coverage. Gentle formula on hair: maintains your hair's health and protects it from damage. Additional features: in addition to the wonderful color and superior care, Colestone provides you with an easy and comfortable at-home dyeing experience, achieving professional results without the need for beauty salons. Don't hesitate, get your perfect hair color with Colestone blue-black and enjoy an unforgettable look!