CAUTIONS FOR USE:Hair colorants can cause severe allergic reactions for you or your client. Read and follow instructions. This product is not intended for use on persons under the age of 16. Temporary black henna tattoos may increase the risk of allergy. Do not colour the hair: - If your client has a rash on the face or sensitive, irritated and damaged scalp,- If your client has experienced any reaction after colouring his/her hair,- If your client has experienced a reaction to a temporary black henna tattoo in the past.To reduce this risk, an allergy alert test is recommended 48 hours before each application. For professional use only.MIXING: Natural, reflex & pastel shades 1:1, highlift shades 1:2.Depending on the shade, this product contains phenylenediamines (1), resorcinol (2), ammonia (3).Wear suitable disposable gloves. Avoid contact with eyes. If so, rinse immediately and abundantly with water. If your client wears contact lenses, make him/her remove them prior to rinsing the eyes thoroughly with water. Advise your client to consult their physician. Do not use to dye eyelashes or eyebrows or for any use other than coloring hair. Do not use if the hair has been coloured with henna, metal salts, progressivecolour or a repigmentation product. Keep out of children s reach.During application, in case of skin reactions, redness, tingling or itching sensations, rashes, burning, sickness, breathing difficulties, swelling of the face or eyelids rinse immediately and stop using this product.Seek medical advice before using any other colour product. Rinse hair well after applying this product. Do not store the mixture for later use. In case of preparation in shaker, open immediately after mixing to avoid projections of product.