Ged rid of tough calluses without the harsh abrasiveness of a traditional pumice stone! The Ultimate Pumice Bar is a double-sided, 2-in-1 bar of dual coarseness to help you achieve beautiful, ultra-soft feet (great for hands and elbows too!). Custom formulation features synthetic frothed polyurethane and a sanitary solution to prevent the unsanitary buildup of dead skin cells. This patented product produces a foot rasp with a uniform internal structure unlike any other. It’s a noticeable difference you can feel! Anti-bacterial solution safe.