For this look the professional toned everything using kenra Metallics 9vm with 2 inches of violet booster for 10 minutes
Neon formulations (all from Kenra):
Formula 1: 2oz violet + 1oz neon violet +. 5oz blue
Formula 2: 2oz blue + 1oz neon blue +. 5oz white
Formula 3: 2oz teal + 1oz neon blue +. 5oz white
Formula 5: neon green
Formula 6: neon yellow
He took a triangle section over my models part and applied formula 5 to the roots and ends and formula 6 on the mid-lengths. He used a thin back to back slicing technique with foils to ensure proper saturation and isolation from the other deeper colors being used
Working from nape to hairline he applied a 1 1/2 in root all over with formula 1 followed by 2 in of formula 2 followed by 3 inches of formula 3 and then the rest of the length he saturated the ends with formula 4. This way the color would follow the line graduation in her hair cut. Easily creating a blended and diffused line the melts into brighter blues and greens in the longer lengths around the face.
Processed for 30 minutes and rinsed using ice cold water till the water ran clear no shampoo, just conditioner.