OYA 20 Volume Lotion is for use with OYA Permanent Hair Colors.
Always mix with OYA Permanent Hair Color, following the instructions in the OYA Reference Guide.
Mixing ratio 1:1 (1 part color with 1 part OYA lotion).
High lift series has a mixing ratio of 1:2.
WATER (AQUA/EAU), CETEARYL ALCOHOL, HYDROGEN PEROXIDE, GLYCERIN, PEG-40 CASTOR OIL, SODIUM LAURYL SULFATE, DISODIUM EDTA, DISODIUM PHOSPHATE, ETIDRONIC ACID, PHOSPHORIC ACID.