Length: 7" Width: 4" Himalayan foot scrubbers exfoliate and scrub away dead skin at the bottom of your feet or cracked heels. Works great with a foot soak or in the shower. It can also be used as a body scrub or back massager. Best to use lightly wet as it has some sharp edges. Do not keep soaked in water in long periods of time as it will disintegrate. It can last up to 3 months if used daily.