Permanent hair colour cream for bright and natural shades protecting the hair structure. The range of shades is enriched with Megalift superlighteners to obtain extra light and bright blonde tones. Available in 107 shades.How to choose the right shade: Once you have understood the wish of your customer, choose the right shade by consulting the colour chart. How to choose the peroxide cream: 10 vol. ( 3%) to tone coloured hair;20 vol. ( 6%) tone on tone or darker tones, to cover grey hair;30 vol. ( 9%) to lift 1-2 levels, to cover grey hair;40 vol. ( 12%) to lift 3 levels, to cover grey hair;Preparation:Pour 50 ml.( 1/2 tube) of Nouvelle Hair Color in a bowl. Add 50ml of peroxide (10, 20, 30 or 40 vol.). Mix until a homogeneous cream is obtained.N.B: The dilution with Ultralifts and grey shades is 1:2Application:Begin the application from the new growth; leave 30 minutes. Once the development time is over, pour a small quantity of warm water on the hair and emulsify the colour with a gentle massage. Rinse with plenty of water. Finish with a suitable shampoo.