The convenient and smaller size of iS Clinical Hydra-Cool Serum . 50 fl oz makes it easy to take along while traveling. Ensure intensely hydrated, refreshed skin and superior antioxidant protection where ever you are and get all the amazing benefits of the full size Hydra-Cool Serum while you're on the go! The cooling effect is also wonderful on irritated or sun-burned skin. Who is this for?Recommended for all skin types, ideal for irritated and acne-prone skin. | iS Clinical Hydra-Cool Serum, 0. 5 oz | Dermstore