This is the AirVANTAGE AA Sander. The auto-adjust function makes sanding curved surfaces easier and effortless. Unlike our competitors, our special design does not require any pre-configuration and it returns to its original shape in an instant. AUTO-ADJUST: The sanding block will curve according to the sanding surface. The auto-adjust function makes sanding curved surfaces easier and effortless. STANDARD SIZE: Our sanding block sizing aligns with the industry standard, which makes it compatible with most sanding sheets in the market. FLEXIBILITY: Our sanding block is very flexible. Unlike our competitors, our special design does not require any pre-configuration and it returns to its original shape in an instant. ERGONOMIC DESIGN: Our ergonomics design makes the sanding process smooth and comfortable for the user. PRODUCT PACKAGING DIMENSION: 11"X 5" X5" Our Story: Established in 1995, AirVANTAGE TOOLS Entered the Industrial-Grade Tool Industry by Offering High-Quality Air Tools and Hand Tools. Over the Years, as the Global Market Changed, AirVANTAGE TOOLS continued to meet customer’s needs by exceeding the standards set by our competitors. As a result, Not Only Have Our Customers Come to Know that Our Products Stand for High-Quality, but also that We Maintain Stringent Quality Control Procedures, to Ensure that Our Products are Consistently the finest available.