Bona Fide Beauty's genuine Czech glass nail files are the ideal manicure tool! Also known as crystal nail file, these nail filers are made to improve your nail health and strength. While traditional nail filers high grit can tear and cause nano jagged shreds in your nails, glass nail files are actually good for your nails! Czech glass files for nails are made of tempered (strengthened) glass, and a high grit count. So instead of harming your nails, the high grit nail files for natural nails actually seal in the keratin layers at the nail's edge. Beyond being good for your natural nails, Czech glass nail files are sustainable and long-lasting! Wash under the cool tap as often as you like, or spritz with a disinefectant between uses. glass nail files can last up to 4x that of traditional nail files (emery boards, metal files, and other wasteful manicure tools).

• NEVER GO BACK to harmful nail files that tear, shred & damage the keratin layers of your nails. Czech glass files seal the keratin layers together at the nail's edge, leaving nails smooth & healthy, with no jagged edges.
• DURABLE premium Czech ‘Bohemian’ glass, tempered (toughened) to ensure the glass is strong, wear-resistant & retains the integrity of the filing surface after multiple uses. They do not corrode, rust, rot & become unhygienic like other files.

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