10 Grit Stainless Steel Pedicure Files Refill Features: • High Quality. • Designed to remove the calluses and old cracked foot skin. • Enhances the smoothness of the foot. • Disposable. • Easy to apply and remove. Directions: • Place the callus remover on the top edge of the callus and remove it straight across while applying little pressure. Grooming Tips: • Dry your feet before using the callus remover for a more effective removal.