Size is by IMAGE size 6" - Actual Image measures 1.4" x 6" (Stencil measures 3" x 7.5") 8" - Actual Image measures 1.9" x 8" (Stencil measures 3.5" x 9.5") 10" - Actual Image measures 2.4" x 10" (Stencil measures 4" x 11.5") 12" - Actual Image measures 2.9" x 12" (Stencil measures 4.5" x 13.5") 14" - Actual Image measures 3.4" x 14" (Stencil measures 5" x 16") 16" - Actual Image measures 3.8" x 16" (Stencil measures 5.5" x 18") *click here to learn more about the difference between 'STENCIL' vs. 'IMAGE' size Our stencils are laser cut from quality mylar plastic. They are flexible, durable and re-usable. The sample photo represents a finished project with bridges filled in. It is not a photo of the actual stencil. Our stencils are cut with bridges thoughtfully built into the design. See our FAQS page for more info. Need a DIFFERENT SIZE than shown? Not a problem! Just contact us and we can work together on your project!