SVR Xerial 50 Extreme Foot Cream Anti-Calluses 7 Days, with a non-greasy texture, easy to spread, and quickly absorbed, it reduces the persistent calluses and calluses of the feet, hands and elbows in 7 days. Do not use in children under the age of 3 years. Urea is recognized for its moisturizing properties. Glycerin has moisturizing and moisturizing properties. Salicylic Acid promotes the elimination of dead cells, normalizing the thickening of the nail. Bacillus yeast is an enzymatic exfoliant used to exfoliate the skin and nail.