Clay models are favored due to the malleability of clay. Sculptors take advantage of clay's softness to create freely, utilizing its fluidity to its fullest, which is not easily achieved with other mediums. Additionally, clay's ease of modification. During the sculpture creation process, artists meticulously refine and craft, ultimately determining the form of the work. However, there are many shapes that sculptors are dissatisfied with. These issues can be easily resolved in the clay modeling stage, which is much simpler compared to stone or metal sculptures.