Comfort Zone's Liquid Corn & Callus Remover safely and effectively removes corns & calluses with maximum strength Salicylic Acid. Apply on this fast-acting formula with the included easy applicator and you will be on your way to recovery.Directions: Wash affected area. You may soak corn/callus in warm water for 5 minutes. Dry area thoroughly. Carefully apply one drop at a time with applicator to sufficiently cover each corn/callus. Allow to dry. Use cushion with hole centered over corn/callus to relieve pressure Repeat this procedure once or twice daily as needed (until corn/callus is removed) for up to 12 weeks. Do Not Use: If you are diabetic. If you have poor blood circulation. On irritated skin. On any area that is infected or reddened. Keep out of reach of children.