To make your own size, Download ScoopFeederProThinV3.zip and extract the f3d file. Open it in Fusion360. Go to "Modify" "Change Parameters" and customize "CapacityML" variable to whatever you need. Then customize the text in Sketch15 to match your chosen size so the label is on the handle. It is designed to be used with a small cup or bowl that has a small dowel glued across the top for 'scraping' the spoon flat, for accurate measured feedings. We print with something high-temperature safe like CPE+ so it can be sterilized in the dishwasher at 85C