The Impact of Materials and Textures on Shaping the Visual Identity of Interior Spaces Prepared by: Assist. Lect. Hussein Maad Abdul Kadhim Introduction Materials and textures are fundamental elements of interior design, playing a significant role in defining the visual identity and aesthetic character of interior spaces. Selecting appropriate materials goes beyond decoration; it contributes to creating a comprehensive visual and sensory experience that reflects the purpose and character of a space. The Role of Materials in Interior Design Interior spaces incorporate a variety of materials, including wood, stone, marble, metal, glass, and modern composites. Each material possesses distinctive visual and tactile qualities. Wood creates a sense of warmth and familiarity, glass conveys transparency and openness, while stone and marble introduce elegance and durability. Harmony between materials helps establish visual unity and balance, while carefully planned contrasts highlight architectural details and distinguish functional areas within a space. The Influence of Texture on Visual and Sensory Perception Texture significantly influences how users perceive an interior environment, whether it is smooth or rough, glossy or matte. Textural variation enriches sensory experiences, adds visual depth, and can contribute to feelings of comfort and calmness or energy and distinction. Combining lighting with different textures highlights material characteristics, creates shadows and visual gradients, and enhances the overall aesthetic quality of the space, giving it a distinctive identity. Conclusion The thoughtful selection of materials and textures is essential to shaping the visual identity of interior spaces. By balancing aesthetics, functionality, and sustainability, interior designers can create harmonious environments that express the character of a place and meet users’ needs while incorporating innovative materials and techniques suited to contemporary design requirements.