GodHand acrylic sanding boards! More affordable than their stainless steel versions and come in 5 different colors to easily identify each grit of sandpaper on each filing board. Use with adhesive backed sandpaper to smooth the surface of the plastic model that your working with! Includes 5 acrylic board in pink, yellow, green, blue and black. Each Sanding Board Dimensions: 113mm (4.44") length, 15mm (.6") width, 5mm (.2") thick.