Nickel doesn't rust and can be used for a very long period of time.
It's really easy to use.
You don't have to soak your skin to remove the callus, instead can use this on the dry skin.
There are 6 different types of nickel callus removers.
You can choose one of six according to the condition of your skin.
K-Won's long lasting nickel casting surface will provide you with beautiful and healthy foot.
K-won’s medium grade file is for the average callused feet. Suits all skin types, and it is an excellent choice for year-round pedicure maintenance. Excellent choice for in between pedicure sessions!