Using the Proraso Grooming Alum aftershave can help alleviate skin irritation, sensitivity, and fragility caused by shaving. This product provides a soothing and regenerative treatment to relieve irritation and promote skin regeneration, ensuring comfort for stressed skin. How to use: It's recommended to apply Alum Block to the freshly shaved areas of your face and neck for optimal results. The product is designed to be easily absorbed.