Give thin or fine hair a boost with added volume and fullness from root to tip! This fortifying shampoo contains Salicylic Acid which is kind to the scalp. Arginine Improves thickness + volume Strengthens and fortifies from root to tip What it does: Helps to reduce breakage and hair loss, whilst boosting volume and fullness. Who’s it for: Those with thin or fine hair. What it is: A thickening shampoo which builds volume to give you longer-lasting, fuller hair. What it is: A thickening conditioner which nourishes without weighing hair down.