The transparent shapes rulers come in counts of 36 that are each 6″ in length and 1″ wide. The transparent alphabet rulers are perfect for teachers, parents and children. Each ruler is transparent with the shapes 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 36 rulers.