Yes. Many sanding sponges are designed for both wet and dry use — product descriptions often list "Wet & Dry Use" and note they work for typical dry sanding as well as wet sanding or polishing tasks.
Sanding sponges are suitable for a wide range of surfaces, commonly including wood, metal, painted surfaces, drywall and fiberglass. Some listings also mention use on plastic and other painted materials.
Yes. Many sanding sponges are flexible and handheld-sized so they conform to curves, edges and irregular shapes, making them suitable for hard-to-reach areas and detailed sanding.
Many sanding sponges are washable and reusable. Listings advise rinsing or washing the sponge to remove dust and debris so it can be reused for additional tasks.
Some sanding sponges and sheet products include punch holes or front-side perforations for dust extraction, and many use resin-bonded abrasives or anti-clog coatings that resist loading and cut faster, improving efficiency and dust control.