The status of this product as amber, jade-like transparent crystal. It's simple, hair becomes arbitrary, you can hand-rub on dyed with hair comb. Hair in the process of black hair, the paste or crystal, clear like the original, and not have to worry about staining the skin, the only non-black hair and scalp, the environmental health of the real hair. This product has no smell, non-residue, unique hair formula, without any side effects, simply wash with warm water immediately to show the natural hair. This product is also moisturizing factor, truly integrated care dye, so only luster moving is because of the Hot Oil hair care effect of a black dyed hair care once completed. USAGE Do not shampoo hair before dyeing, extrusion paste No. A,B equivalent of the comb, then comb the hear evenly, damaged hair for 10 minutes to color. Retention of the normal hair generally 20 minutes, and special hardware to resist the general retention of hair for 30 minutes(depending on individual hair maybe). Generally stay longer, the better the effect of fixing. Washing hair with shampoo to wash clean. This product can not be single-use bottles, otherwise there is no color effects; the goods, if slightly dark, does not affect the results; if the initial color is not ideal, you can make up to achieve the desired effect Salisbury; local white color is not satisfactory, please fill comb hair when combing the site. Notice Skin Test Steps: 1.Take a small amount of cream from the bottle with a cotton swab, then apply to skin behind the ear area. Let it dry naturally and then re-apply after 2 to 3 times; 2. Keep the cream on skin and do not wash away in 24 - 48 hours, then do not cover or touch the place where you apply the skin test. If you find any redness, itching or swelling not meet the symptoms, do not use this product.