This example is from Wikipedia and should be reused less than a CC BY-SA license. They can be sculpted into many shapes in the course of this process, often resulting in deep thumb-print like indentations on their surfaces known as regmaglypts. From Wikipedia The ASL fingerspelling supplied here is mostly https://caidensvvfa.life3dblog.com/35225411/the-fact-about-sculpted-md-lakewood-that-no-one-is-suggesting