If you have a board 12"x12" order a 10"x10" design

which does not include the outer edges of the mylar material

The first 3 sizes are for the set of 3 stencils and each one will be the size you select

Thank you for sharing with us Lauri you created a beautiful sign

which does not include the outer edges of the mylar

Lobster and Crab Stencil SIZE OPTIONS:18" W x 10.5" W x ea. If you have a boardThis Lobster Stencil and Crab Stencil is a great stencil to brighten your Kitchen Decor! The stencil is in the photo #3. Julie sent a photo of what she created with her Lobster Stencil in photo #2. NICE caddy Julie! * The Lobster and Crab Stencil is Reusable and available in 9 sizes. STENCIL TIPS arrive with every order! See our other listings by going to the POPULAR STENCILS button at the top or click on our LOGO to go to the front of our store! FREE