Do it 9 x 11" General Purpose 220-Grit Extra Fine Sandpaper, 5-Pack is i for achieving a smooth, refined finish on wood, metal, plastic, and painted surfaces. Made from durable aluminum oxide, this extra fine sandpaper is for delicate sanding tasks. The resin coating extends the lifespan of the sandpaper by resisting heat and humidity ordinary glue bond sandpapers. Each pack includes 5 extra fine-grade sheets, measuring 9" x 11", making it a versatile choice for both DIY projects and professional work. Model Number: 330159GA