3 Colors Replacement Bands: Each set includes 3 bags of nail file sanding bands in 3 different colors, fashion and simple, about 13mm long, 8-8.5mm wide, 6.5-7mm inner diameter, cmproviding a total of 150 pieces for versatile nail care and design. Alloy Mandrel Bit Set: Comes with 3 alloy mandrel bits, each measuring approximately 34mm long and 5mm in diameter, offering precise and comfortable use during nail filing and shaping. High-Quality Material: Crafted from durable PVC material, these nail file sanding bands ensure long-lasting performance and efficient nail grooming. Wide Application: Ideal for both professional and personal use, these nail file sanding bands and mandrel bits are suitable for various nail care tasks, including filing, shaping, and buffing. Convenient Storage: The set comes with a plastic storage box, measuring 18.9x11.2x1.7cm, for easy organization and transportation of the nail file bands and mandrel bits.