The Layered Floral Hello Stencils are made of durable mylar stencil material. The four stencil sheets and mask piece creates a lovely spray of florals framed around the Hello sentiment. How to Use: Stencil the design by following the numbered stencil sheets to create a colorful card pattern. Approximate Size: 4.50 x 6.00 in./11.40 x 15.24 cm.