Dual side block nail file designed for practical and convenient nail polishing. The double sided surface lets you switch between sanding and buffing without changing tools, while the resilient sponge core provides durability for repeated use. Key benefits Double sided design for convenience: two sanding surfaces let you file and smooth with one tool, speeding up routine nail care. Durable sponge construction: flexible sponge material absorbs pressure for even contact and long term use. Simple to use: block shape offers a stable grip for controlled filing and consistent results. Versatile for nails: suitable for standard manicure and pedicure tasks, including fingernail shaping and toenail smoothing. Consistent performance: provides reliable sanding and buffing for routine maintenance without frequent replacement. Attributes Function: sanding and buffing in a single block file Material: sponge core with abrasive surfaces for durability and flexible use Form factor: block style for comfortable handling and controlled pressure Use: double side sanding for both manicure and pedicure needs Practical use scenarios At home weekly manicure: shape nail edges on one side, then flip the block to smooth and buff the nail surface for a neat finish. Pedicure and toenail maintenance: use the block to reduce rough edges and refine toenail surfaces during a pedicure session. Salon touch ups and mobile services: compact block design allows quick switching between sanding and buffing during client appointments. How it solves common problems Eliminates the need for multiple files by combining sanding and buffing functions in a single tool. Reduces hand fatigue through a comfortable block shape that sits securely in the hand for precise control. Extends usable life compared to thin files thanks to the resilient sponge core. Simple care tip Rinse off loose debris after use and allow to air dry before storing to maintain performance. This dual side block nail file offers a practical, durable option for routine manicure and pedicure tasks, combining sanding and buffing in one easy to use tool.