These manicure sanding blocks are made of EVA material, which is simple and practical. Mainly used to trim nails and make them into the shape or length you want. The safe and comfortable sponge nail file will not damage your nails and can modify your nails very well. It is an manicure tool for home or nail salons. Features -Material: EVA - Sponge nail files made of are simple and durable, and can serve you for a long time. -Practical sponge nail files can well modify your nails and make them the shape you want. -The small and light sponge nail file is very suitable to be carried in your pocket and you can use it at any time. -The and comfortable sponge nail file is friendly to your nails and will not harm your nails while being modified. You can use it with confidence. -The use of this product is simple, efficient and convenient. It is an manicure tool for home or nail salon. Package list: Sponge nail files