About The Product: Measure in style with this unique ruler from Graphics and More! Measuring up to both 12 inches and 30 centimeters this product is the perfect office and school tool. With a wide-variety of designs to choose from the possibilities are endless. Made of plastic. About The Design: Sesame Street is a longtime favorite of children and adults and a staple of PBS. Big Bird leads a cast of characters such as Bert and Ernie Oscar the Grouch Elmo Grover and many others to teach children numbers colors and the alphabet.