Step 1: Provide 2D image of desired shape

Example 1: search for image on-line
Example 2: search for tile shape on-line
Example 3: provide your logo

Example 4: Draw something by hand and scan

Step 2: Provide dimensions(max = 225 x 145mm)

Provide the width you want your clay cutter to be.
*Aspect ratio will be maintained

Step 3: Review draft

Draft will be sent to you in .STL format
Free on-line programs such as SketchUp allow you verify measurements.