This example is from Wikipedia and could be reused underneath a CC BY-SA license. They can be sculpted into many shapes in the course of this method, at times leading to deep thumb-print like indentations on their surfaces named regmaglypts. From Wikipedia The ASL fingerspelling delivered Here's mostly used for https://reidlgswr.ampblogs.com/the-5-second-trick-for-sculpted-md-lakewood-73112057