The Koleston Perfect Permanent Hair Dye in the shade 4/00 Medium Chestnut Intense Natural is a high-quality hair color from Wella that provides a lasting color change. This permanent hair dye is specially designed for use on all scalp types and offers an intense, natural brown color. With a content of 60 milliliters, it allows for precise application and effectively covers gray hair. The creamy texture ensures an even distribution of color and makes application easier. The Koleston Perfect product line is known for its innovative formula, which not only provides long-lasting color brilliance but also cares for and protects the hair. This hair color is ideal for anyone seeking a natural, intense brown shade and values a professional application. The shade 4/00 offers a harmonious blend of warm and cool tones, resulting in a vibrant and radiant color outcome.