Nail Clipper Kit: http://amzn.to/2E0VDgZ A callus is an area of thickened skin that forms as a response to repeated friction, pressure, or other irritation.
Nail Clipper Kit: http://amzn.to/2E0VDgZ A callus is an area of thickened skin that forms as a response to repeated friction, pressure, or other irritation.