What It Does
Blond Studio 9 Oil Developer 30-Volume is oil-enriched to boost the overall performance of the 9-level lightener and smooth the hair cuticle. The oil-base in the developer also offers optimal mixing and application due to its creamy consistency.What Else You Need to Know
• The 30-Volume Oil Developer is to be is to be used on lengths and ends only
• The 20-Volume Oil Developer is to be used on-scalp, length & ends.
• Blond Studio Oil Developer is to be mixed exclusively with Blond Studio 9 Lightening Powder.
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