Texture!

=Texture = ===Texture refers to the sensations caused and properties held by the external surface of objects received through the sense of touch or through visual senses too. ===

===Tactile textures:  these are the actual tactile variations upon a surface. This includes fur, rough, bumpy, slick, scratchy, smooth, silky, soft, prickly and so on. It can be felt by touch. === ===Visual Texture:  is the illusion of having tactile texture. Every tactile texture has its own visual texture. ===