What it is: A serum formulated with aloe, tea tree oil, and other moisturizers to help repair dry, cracked and scaly skin on the feet.What it does: This lightweight, quick absorbing serum is made up of moisturizing and exfoliating ingredients to help repair dry, cracked and scaly skin. It has a roller-ball applicator, which makes it easy to use at home or on the go without getting your hands messy. It quickly absorbs deep within the skin's layers and doesn't leave any greasy residue like most traditional foot-care products. How to use: Shake gently before use. Apply a thin layer to affected area. Use twice a day or as needed.