20 Volume Developer With Permanent Color. With a 10 volume developer, you’ll get the cuticle open more for moderate color molecule penetration. It is usable with permanent dye for depositing color, but it won’t deliver lift or much help with those gray hairs. Those with fine strands might see a. Hair developer has several degrees to which you can lighten or darken your hair.
So, with 6% peroxide, colorists can get 2 degrees of lightening. In other words, the developer lifts your hair color by one or two. Developer consists of 6% peroxide that helps to lift the shade by 1 to 2 levels. The number gives you a natural lightening effect and is one of the most common types of developers. How do 20 volume developers help? 20 volume developers help in covering. Kenra color permanent coloring creme developers were specially formulated for use with kenra color permanent coloring cremes. Available in 10 volume (3%), 20 volume (6%), 30 volume (9%), and 40 volume (12%) strengths to ensure proper lift of natural hair and oxidation of dye intermediates. Creamy consistency allows for easy mixing and precise application for all your.