Wearing sandals with dry cracked heels, considering that it may be caused by skin dehydration, fungal infection, lack of trace elements in the body, can be treated by topical medication, internal medication and other ways. 1. Skin dehydration: wearing sandals dry skin, foot sweat less, it is easy to lead to dry cracked skin, you can apply compound lactic acid cream, salicylic acid ointment way to alleviate the situation of dry cracked skin. 2. Fungal infections: when the foot wears sandals, the skin is exposed to the outside easy to contact fungi, skin care is not appropriate, easy to lead to infections, can be applied under the guidance of the doctor naftifine ketoconazole cream, miconazole ointment and other antifungal drugs, or keratin peeling agent, such as salicylic acid, compound benzoic acid ointment, and so on. 3. Lack of trace elements in the body: the lack of certain trace elements in the body is also likely to lead to dry cracked heels skin, can go to the hospital for trace element examination, and pay attention to timely supplementation. Wearing sandals heel dry cracked skin more reasons, in addition to the above reasons, may also be caused by other factors, it is recommended to professional skin hospital. Drugs need to be used in accordance with medical advice.