A high-quality rectangular throw pillow mockup, sized 20" x 14", with a soft, plush texture and a realistic matte fabric finish. The pillow is plain white, designed for easy customization. It is placed on a modern, neutral-toned couch in a well-lit living room with soft natural lighting. The background features subtle home decor elements like a cozy knit throw, a wooden coffee table, and a small potted plant to create a warm and inviting atmosphere. The perspective is slightly angled to showcase the pillow’s full rectangular shape, ensuring any design applied to the mockup is clearly visible. Shadows and highlights are soft and natural, enhancing depth and realism."