- The 700 RPM rotating head in this Pure Tone Innocera foot exfoliating tool smooths out dry, rough feet- If you press it too hard, the pressure sensor slows things down to protect your skin- The exfoliating disc is tough enough to handle hard skin but still feels gentle on your feet- It comes with two types of abrasive pads - attach the coarse one for hard skin, the finer one for smoothing things out - Finish your foot care with the Innocera moisturising spray for soft feet all day