Our stencils are made out of a food safe plastic called Mylar that is 10 mils thick, which is 0.010 inches thick. It is thin, flexible and easy to use. These products are great for airbrushing, tracing a design onto your sweet treats, or dusting the design with powdered sugar onto a different surface but may have other possible applications. All stencils will be cut using a laser printer at the time of purchase. Our laser printer allows us to cut fine details to provide our customers with a unique and intricate design. The sizes listed pertain to the size of the design?s height or length. Please see the picture above for an example of how it will measure. We have provided several sizes for each stencil design along with the option of purchasing all sizes from our smallest to our 7 inch. The stencil displayed is our 4 inch size. The stencil itself is about 5 oe inches x 5 inches. The design measures 4 inches from end to end on the longest side (either left to right or top to bottom). All other sizes are directly proportionate to this size. These items are NOT dishwasher safe. HAND WASH ONLY WITH COLD WATER. Prolonged exposure to moisture and direct heat/sunlight should be avoided. For orders under and equal to 30 items please allow 72 hours for processing. For orders over 30 items contact us for probable processing time. All items will be shipped via the USPS (United States Postal Service). All international orders will be shipped via the UPS. All international orders will be shipped via the USPS or UPS. Since the US post office does NOT guarantee their ship times, neither can we. Purchasing does NOT guarantee it will get to you in time and it does NOT come with a money-back guarantee.