1. NAIL CARE: The Crystal nail file is a two-way file that shapes natural and artificial nails in any direction for a lighter touch. It can help your nails be healthier and avoid jagged nail edges. 2. HYGIENIC & WASHABLE & ECO FRIENDLY: The nonporous glass surface prevents the growth of unhealthy things. The crystal manicure tools are durable, abrasion-resistant and washable, just rinse it directly with running water after each use, wait for it to dry and put it directly into the box. 3. MULTIFUNCTIONAL: The crystal glass nail files can be applied for many purposes, the pointed head is nice for gently removing non-living tissue hangnail from the nail edges and cleaning the dirt inside the nail. Micro-grain abrasive surface, physically polishes nails. The edge of the nail file rounds out the nail's subtleties, and the soft corner treatment prevents scratches. 4. POTABLE: These manicure fingernail files are lightweight and portable, equipped with case for easily carry and storage, you can put it into your cosmetic bag, purse, or handbag for convenient use. Nail sanding block are durable and washable, can be polished to your nails anytime, anywhere. 5. EXTENSIVE USES: The glass nail shiner can be well applied to various types of nails or toenails (rough/ artificial/ acrylic nails. etc.); It is suitable for nail smoothening and polishing as well as cuticle removal; The useful gift for girls who love nail art as Valentine's Day gift, birthday gift, Christmas gift & Halloween Gift. Suitable for home and salon usage, Suitable for women, man, girl