Rules of Composition, designed by Pam Carriker, is a practical tool with lines representing the rules of composition. Part of the Essential Elements for Visual Composition collection, let this stencil guide you as you experiment and play with the rules for composition in your art journal, mixed-media art, paintings, encaustic art, papercrafting and more. Product Details 9” x 12” 7 mil mylar stencil that is thick enough to be durable and long-lasting, yet they are thin enough to provide a seamless look in your art. Made in the USA.