THUYA permanent gel, composition No. 1, 15 ml.

Step 1 of the THUYA permanent eyebrow styling treatment.

Property: softens, opens the scales of the hair.
The composition of the permanent gel includes ammonium thioglycolate, which actively destroys amino acid bonds in the hair.

Attention! The smell during the procedure is the release of hydrogen sulfide and is absolutely normal during such procedures in accordance with chemical processes.