Essential Quality is a term that refers to an attribute or characteristic that is necessary for something to be complete or successful. In this case, the essential quality is TEXTURE, which is defined as the feel, appearance, or consistency of a surface or substance. TEXTURE can be used to describe the physical characteristics of a material, such as its smoothness, roughness, softness, or hardness. It can also be used to describe the visual characteristics of a material, such as its color, pattern, or TEXTURE. TEXTURE is an important factor in many aspects of design, from architecture to fashion to interior design.