Beauty Labo Leave-in Hair Serum (Treatment) This product has a very moisturizing texture and is perfect for damaged hair. I obtained this about six months ago and have stored it in a dark place. This is a single-use sample, perfect for travel or trying out the product. - Brand: Beauty Labo - Type: Serum (Emulsion) - Volume: 5ml - Purpose: Hair Care - Features: Smooth and supple Thank you for viewing.