1. The products of Gwen Perm in Germany are of good quality and have a high repurchase rate.
2, and there is no harm to hair and scalp. People with sensitive scalp can use it without adding preservatives and lead.
3. Gwen's hair dye products have accurate coloring and excellent gentleness. All products are added with patented technology of lipid recovery, which can effectively recover and supplement the lipid lost in the hair structure and make the dyed hair feel smooth.