Walls are the backdrop of spaces that we live, work and play in. They are very often, the central element in the design of the interiors and impart a finished look. Customizable and interactive engagement of the senses by responding to touch, movement, color, light, and shadow in unexpected ways without the need for power or electronics. The surfaces of these material are smooth and easy to maintain. Light Filtering light-manipulating materials allow light to be captured, scattered, bent, and redirected, expanding the achievable aesthetic possibilities of traditional lighting methods. Panels and slabs in resin, glass, and terrazzo create an experiential surface -anywhere the interplay of light and shadow is needed for beauty, inspiration, and well-being. Light-emitting materials emit light from an unseen source in normally opaque or transparent substrates.