Bigen Gentle Cream Color Gentle Cream Color is specially designed to provide excellent coverage of gray hair with less damage and long-lasting color. Our Soft Cream is easy to apply, does not run and is ammonia-free. The 88% natural ingredient formula gives hair a soft texture and comes in 4 colors to choose from. Use the Soft Cream for every hair type! Step 1: Squeeze both creams into the mixing container and mix them well. Step 2: Apply the mixture to dry hair, starting with the grayest part and then covering it completely. Comb your hair evenly. Step 3: Wait 20 minutes. The color will darken if you leave it on for longer. Rinse your hair thoroughly with lukewarm water, then use shampoo and conditioner.