?Satisfaction Guarantee?: You will be fully covered by our 1 YEAR WARRANTY and 30 DAYS RETURN GUARANTEE, if you aren’t 100% satisfied. Please feel free to contact with our customer support service. ?Washable & Reusable?: Our manicure tools are made of glass, can wash it directly by running water after each use. Not like ordinary nail files and buffers are consumables, ours are reusable and can always be used, save money. It comes with a metal box, so you can carry it to anywhere. ?Shape & Shine Natural Nails ?: Come with big and small glass nail files and nail shine buffer, you can use different size nail files or shiner to beauty your nails, more easy, more efficient. Our manicure tools use physical principles to achieve shiny and smooth effects, without damage to the surface of the nails and unhealthy chemical nail polish. ?Durable & Effective?: Made of high quality tempered glass, the abrasive filing surface is gentle and effective and never wears out or becomes blunt. Unlike other ordinary nail buffers and files, our glass nail files are gentle on the nails and cuticles, expertly shape nails with comfort, easy & efficiency. ?Ideal Nail Manicure Tool?: 2PC tempered glass nail buffer files and 2PC nano glass nail shiners, not only shape nails, but also polish natural nails. Perfect for all types of nails: fingernails, toenails, acrylic nails and natural nails. Suitable for home DIY and salon.