While a pedicure might be considered a cosmetic grooming treatment for nails, it also focuses on the skin of the feet. Wearing high heels over time may result in the development of calluses at each foot"s stress points. These are hard clumps of skin layers that, over time, may cause discomfort when walking. Dr. Scholl"s Pedicure Spa Kit helps you treat calluses for overall foot appearance and wellness while walking. Pumice stone Batteries Not Included