Black pumice are ideal exfoliating hard skin on the feet. Collected from mountain summits in Lebanon, these pumice stones were ejected as foamy lather from a now extinct volcano. Each pumice is vary variable, as they have been created with explosive forces. So the weights and forms vary. Each pumice is sculpted to attain it most usefull and easy to hod and use shape. An extra large Lebanese pumice will add an air of elegance to any bath suite. The stone has large pores giving it a very effective exfoliating action. Look after it, and it will last for many years. The stones are generally black but due to the natural variation, a few are dark grey, and some reddish black. It is much easier to remove areas of thick skin with a pumice if Hemp Oil exfoliating soap is applied to the area first. The soft soap separates the dead skin away from the living skin, making pumicing more effective, less ticklish and giving the smoothest, most professional finish.