This Dermalogica UltraCalming Serum Concentrate comes in a professional salon size of 118ml and is specifically designed to moisturise and reduce redness for both the face and decollete. Formulated in the United States, this serum contains active ingredients to soothe and calm sensitive skin. Suitable for both men and women, this serum is part of a set that includes essential items for a skincare routine. With a recommended period after opening of 12 months, this serum is ideal for those looking to address redness and maintain hydration in their skin.