Glass nail files aren't like sandpaper files. Glass files are a little easier to use and file down your nails faster. The sandpaper files are used for more of buffing (from what I know, I don't use them).
awesome 6 Piece Crystal Glass File Kit, includes Large Pedicure Nail File, 2 Medium & 2 Small Czech Glass Nail Files, Plus NEW manicure Ergofile nail care tool for ultimate nail care, by Bona Fide Beauty
Jamicure in a Jar! I made these for our teachers' End of the Year gifts. Jars were from Cost Plus World Market and filled with: 1 pumice 1 nail brush 1 Jamberry nail file 1 Jamberry nail buffer block 1 orange stick 2 Jamberry alcohol prep wipes 1 glass nail file 1/2 sheet of Jamberry nail wraps (enough for 1 manicure and 1 pedicure) Application instructions Tied up with a pretty ribbon and all set to go! www.loisbalster.jamberrynails.net www.facebook.com/JamWithLois