1. Grit side: Rock in both directions across the nail surface to refined ridges and create the perfect canvas for nail polish.
2. Smooth side: Buff the ultra-smooth side across the nail surface before nails are polished to smooth edges and add shine to nails.
3. For professional use, cut blocks into sections and dispose after one use.
Fine/Super Fine: 220/240 Grit - for finishing extensions or natural nails
Medium/Course: 100/120 Grit - for pedicures, calluses and heels
Medium/Fine: 100/180 Grit - for acrylics, wraps and gels
We're sorry, this product cannot ship to the following locations: Quebec