EARTH THERAPEUTICS PUMICE STONE, NATURAL SIERRA IS A LIGHT BLOCK THAT EFFECTIVELY SMOOTHS AWAY CALLUSES AND HARD, DRY SKIN. A STAPLE ACCESSORY FOR MAINTAINING SOFT HANDS AND FEET, THIS PUMICE STONE IS GREAT FOR AT-HOME MANICURES AND PEDICURES. THIS PUMICE STONE HAS NOT BEEN TESTED ON ANIMALS. EACH PACKAGE OF EARTH THERAPEUTICS PUMICE STONE, NATURAL SIERRA CONTAINS ONE PUMICE STONE.