PRODUCT SIZE: 140x12x3mm(5.5?length x0.47?widthx0.7inch thickness)G.Liane Professional Crystal Glass Nail File with Case. LIFETIME: The abrasive surface of G.Liane crystal glass nail file is permanently etched and long-lasting and never wears out. Just rinse out glass nail file in warm water as often as you need. GENTLE AND EFFECTIVE: The beauty of G.Liane glass nail file is very gentle and effective when filing on your nails in any direction. Splitting and peeling can be prevented on your nails with regular use. HARDENED AND SAFETY: G.Liane?s glass nail file is made by the premium tempered glass .It won?t be breakage easily. But it is glass, care should be taken not to drop on the hard surface. HYGIENIC AND WASHABLE: G.Liane glass nail file doesn?t absorb moisture because of the nonporous glass surface. It can prevent the growth of unhealthy things. The abrasive filing surface won?t be damaged if you want to disinfect or sterilise this glass nail file. You can wash it in the warm water as often as you like. It can be dry thoroughly and quickly. PERFECT AS A GIFT: It comes with a premium gift box holding a slim hard case and soft cleaning cloth. A good choice as a gift for her and him for Birthday gift, Wedding gift, Valentine?s Day Gift, Christmas Gift...