Oasis OH-19 Fingernail Shaper OH-19 Fingernail Shaper The Oasis OH-19 Fingernail Shaper is designed for classical and finger-style guitarists who play with their nails Each of the four foam pads is mounted on a curved hard plastic base that allows the user excellent control to shape their nails just they way they want Pads are 320, 600,1200, and 3000 grit The Oasis OH-19 Fingernail Shaper is designed for classical and finger-style guitarists who play with their nails