Durable 12" ruler bends, twists and then returns to its original shape. Edges provide detailed Imperial and metric measurement markings. Graduations are in 1/16" and millimeters. Convenient hang-up hole on one end of the flexible ruler allows easy storage. The clear nonshatter plastic lets you make more accurate measurements and lines.Durable 12" ruler bends, twists and then returns to its original shape. Edges provide detailed Imperial and metric measurement markings. Graduations are in 1/16" and millimeters. Convenient hang-up hole on one end of the flexible ruler allows easy storage. The clear nonshatter plastic lets you make more accurate measurements and lines.