AES Industries 6076 Cushioned Flexible Sanding Board 2-3/4" Width For sanding rounded or flat surfaces. Smooth, hardwood handles are contoured for comfort and secured to flexible nylon base. Holds fileboard (longboard) sandpaper, 2-3/4 width x 17-1/2 length. Lever style clamps hold paper firmly on the cushioned base. For wet and dry sanding.