Orginal heavy duty wallpaper sponge • Wipes and rinses clean • Very absorbent • Very strong • "Turtleback" shape in the superior reticulated polyester material • "Turtleback" shape makes a flat surface for wallpaper application with narrow ends suitable for reaching into corners with the wallpaper and the sponge • 7-3/4" x 3-5/8 x 2-3/8"