60ml. Balances and hydrates the scalp. Promotes a healthy barrier. For fuller, thicker, and healthier hair. Reduces scalp discomfort caused by styling. KEY INGREDIENTS:,Adaptogens ,Hyaluronic acid ,Red Clover flower extract ,Peptides . HOW TO USE:,1. Section hair to reveal the scalp,2. Apply 1 dropperful of serum down the part,3. Massage until absorbed,4. Style as usual,Can be used on wet or dry hair