Product Description Muk Hybrid Clay Additive Bleach convertor is NOT a bleach. It is the first Clay Bleach Convertor that is added to Muk Hybrid Ultra Lift Bleach to create a premium lightening system designed for all freehand lightening services. Mixing with Muk Hybrid Lotion, Hybrid Intense Lotion, Hybrid 3%, Hybrid 6% or Hybrid 9% you can lighten hair achieving up to 6 levels of lift. Muk Hybrid Colour Hybrid Clay Bleach Converter is used to add to bleach to change the desired consistency and creates the perfect lightener for all hair painting, balayage and free-hand techniques. Can be added to both Muk Hybrid Ultra Lift Bleach or Muk MPLEX.