Features: Mini manicure polishing strip, wear-resistant high toughness, washable, double-sided and durable. Designed with double-sided usability and different matte finish levers, you will enjoy the best experience with these nail files. Rainbow sponge strip's both sides have different functions. The coarse board surface is suitable for nail trimming and nail removal and polishing, and the fine nail file surface is suitable for fine-tuning trimming and shaving. Mini polishing strip's both sides have different functions. The gray side is suitable for polishing to make the nail surface bright, and the pink side is suitable for polishing to remove the surface texture. These nail files can help you trim and shape your nails to the length and shape you want. You can easily shape the edges of your nails and polish the surface of your nails. This nail file is chemical free and no harm to the environment and our health. It's also easy to clean. If you confront any problems about our products, please feel free to contact us, we are ready to help. We will solve your problems as soon as possible. Specification: Product Name: Nail Files Buffer Material: Sandpaper Product Size: 8.9*2 cm Notice: 1. Due to different monitors and lighting effects, the actual color may be slightly different from the image. 2. Due to manual measurement, please allow 1-3cm deviation. Include: 1×Nail File