Package Contents: You'll receive 3 nail files in gradient purple, gradient blue, and gradient red. Each nail file is packaged in a separate protective case, all housed in a plastic storage box. Premium Material: The glass file in this nail file set is made of high-quality float glass, and the protective case is made of durable ABS plastic. The glass file is smooth and wear-resistant, and the protective case is sturdy. Safe Nail Care: The smooth, double-sided glass file completes any manicure in any direction without damaging the nail, perfectly shaping nails while leaving them smooth, contributing to their overall health. Reusable and Easy to Clean: The sanitary, non-porous glass file surface is not easily soiled. It can be washed and reused repeatedly, and the glass file is not corroded, rusted, or rotten. Portable Size: The overall size of the nail file is 15 x 1.5 x 0.7 mm, making it lightweight and compact. It's convenient to put in your makeup bag, purse, or handbag for daily travel and can be used not only for fingernails but also for toenails, suitable for salon and home use.