Meet Chemist at Play 20% Urea Foot Roll-On, a dermatologically developed formula for dry, rough, and cracked feet. Powered by 20% Urea, AHA, BHA, and Amino Acids, it helps soften thickened skin, repair heel cracks, smooth rough patches, and deeply hydrate skin. Its quick-absorbing, non-greasy formula leaves feet feeling softer, and more comfortable.