Description: - Made of plastic material, lightweight, provides comfort for prolonged sanding and easy one-handed operation. - Simple to use and easy to clean, makes sanding faster, easier and more effective - The screw is used to clamp sandpaper on both sides. - Perfect to be used with any sanding discs, sandpaper, abrasive sanding pads. - Used for woodworking, DIY crafts and any handmade leather projects polishing, trimming, grinding etc. Specification: - Material: Plastic - Size: Large Rectangle - 15x5.1cm/5.9x2inch, Small Rectangle - 9.9x3cm/3.9x1.2inch, Square - 4.6x4.6cm/1.8x1.8inch, Trapezoid - 6.3x2.8cm/2.5x1.1inch Package Includes: 4 Pieces Sanding BlockNote: Due to the light and screen setting difference, the item's color may be slightly different from the pictures. Please allow slight dimension difference due to different manual measurement.