The transparent alphabet rulers come in counts of 12 that are each 9" in length and 1.5" wide. The transparent alphabet rulers are perfect for teachers, parents and children. Each ruler is transparent with the alphabet stenciled into the ruler. This package contains green, blue, pink, yellow, orange, and purple rulers. These alphabet rulers are made of a quality plastic. For anyone ages 3 years of age and up. Includes 12 rulers.