Extra Coarse - Set of 9 Scholl Pedi Extra Coarse replacement rollers designed for effective removal of tough hard skin. Formulated with long-lasting diamond crystals and micro-abrasive particles to gently exfoliate and smooth rough, dry, cracked, and calloused skin. Safely and effectively remove dead skin with these curved-design rollers that contour to the feet. Achieve soft, smooth results with regular use. Save time and money with this value pack of 9 replacement rollers. A cost-effective solution for maintaining your foot care routine without compromising on performance. Compatible with Scholl Velvet Smooth pedicure devices and other leading electronic foot file brands. Easy to install with a simple click-and-replace system. Replace rollers when effectiveness diminishes for optimal results on soft, hard, dry, or sensitive skin.