Redken Shades Alk 4GCh Liquid-Cream Alkaline Demi

Redken Shades ALK 4GCh Liquid-Cream Alkaline Demi-Permanent is an ammonia-free alkaline demi-permanent for licensed colourists who want the strength of an alkaline colour with the care and shine of a gloss. It carries the GCh code, and its exact result is shown on Redken's Shades ALK shade chart.

Line benefits

• Ammonia-free alkaline demi-permanent liquid-cream colour with up to one level of lift.
• True-to-tone results that last up to eight weeks, according to Redken.
• 14% Hydro-Magnetic Complex of humectants, emollients and a tripeptide, for hair that looks visibly healthier after one professional service.
• Grey coverage of up to 50%, or up to 75% in Redken's designated superior-coverage families; check the chart for this shade's family.
• Part of a fully intermixable 50-shade palette, so 4GCh can be blended with other Shades ALK shades for custom formulas.

How to use

Perform the allergy alert test as directed on the pack before every colour service. Mix 30 ml of Shades ALK 4GCh with 45 ml of Redken Pro-Oxide Cream Developer 10 volume, a 1 to 1.5 ratio, using non-metallic tools. Use only the recommended 10 volume developer. Apply to dry hair and process for 20 minutes at room temperature with no heat, then rinse, shampoo and condition. Redken's Shades ALK shade chart shows the expected result for 4GCh.