Product Description Skin Doctor collagen model hair serum Repair Help hair grow A pleasant fragrance Deep hair conditioner Restoration of damaged hair Brightening and refreshing hair Protection of tired and weak hair Volume: 100 ml Product of Thailand Barcode: 8858854603241 more details Exposure to collagen hair products, commercial school, volume and volume, as well as increasing hair growth, has helped very effectively, and also by deeply nourishing hair, it has weakened and weakened hair with increased volume. Dr. Sahih Hair Skin Serum has a very pleasant fragrance that lasts up to 24 hours.