The Smoother Buffer (400/600) is a two-sided premium quality sanding block designed for professional and home use. Crafted with a sand surface sponge, this buffer is an essential tool for achieving perfectly smooth and even nails. It is ideal for buffing and shaping uneven nail surfaces, ensuring a flawless base before applying gel polish or nail treatments. Whether you are prepping your nails for a manicure or maintaining their natural look, the Smoother Buffer offers convenience and excellent results.