The image shows a ruler with a yellow background and black numbers. The ruler is marked with centimeters, starting from 1 centimeter and going up to 10 centimeters. The numbers are evenly spaced and aligned to the left side of the ruler. The ruler appears to be a standard measuring tool, commonly used for measuring distances or lengths. The ruler is the only object in the image, and it is positioned horizontally across the frame. The background is plain and does not provide any additional context or information.