Dermatonics Once Heel Balm is designed to provide relief to cracked, dry feet especially around the heel area. Leaving your feet feeling soft, supple and relieved. Dermatonics Once Heel Balm is a \'once a day\' treatment for dry, callused feet and heels. Dermatonics uses 25% urea, which is a natural moisturiser - and 99% of users report all dry skin was removed after just 8 days\' treatment. Suitable for users with diabetics - Proven track record for treating dry Diabetic feet. Leave your feet feeling soft, flexible and comforted with Dermatonics Once Heel Balm.