A white west highland white terrier standing on a pet training pad tray in a bright indoor studio setting. The background is clean and minimalist in light beige tones. The tray has a white frame with a blue grid surface, designed for indoor use on wooden flooring. Natural light casts soft shadows on the floor, highlighting the simple structure and functional design of the tray. The composition is clean and straightforward, with a focus on product details. Shot from a 30-degree top-down angle, mid-range perspective, using a 50mm lens with shallow depth of field. The background is slightly blurred, with realistic lighting and texture to emphasize the product's clarity and simplicity.