The pen is mightier than the sword, and this clinically proven pen with its highly-concentrated gel has the power to safely remove your corns and calluses – along with the pressure, discomfort, and pain they cause you. __Benefits:__ - Effectively treats corns and severe calluses without scraping or filing - You\'ll see results in just one week - Precision applicator makes it easy to use - You can use the pen multiple times to remove corns and calluses - Contains a highly concentrated corn removal gel - 4-day treatment