The Most Powerful Foot File. Wish you could safely remove hard corns and foot calluses without having to use a blade? This is the best in class file a professional pedicurist would recommend for you. Enjoy optimal results with less time and effort than a traditional foot file. Encrusted with real diamonds for durable precision. Salon tested, washable, hygienic, safe and effective. Ideal for hard corns and major calluses on the feet. With Diamancel, filing is easy and fast. Use a light hand, and your superior, smooth edged file will do all the work now and for years to come. Because as you know, diamonds are forever. Especially Suited For: Hard corns and major calluses on the feet that have developed over time. Essential Elements: Diamond encrusted foot file with a fiberglass base That's designed to outlast any other type of file. For Best Effect: Keep your Diamancel file in top condition by cleaning it with soapy water and a soft brush. Rinse under running water. For maximum sanitation, soak in an antibacterial solution.