The image is a close-up of a glass window with a reflection of a building in it. The window appears to be made of glass and is reflecting the building and the sky. The reflection of the building is visible in the glass, creating a mirror-like effect. The building is a modern structure with a flat roof and a large window on the right side. The sky is visible through the window, and the reflection of another building can be seen on the glass. The image is taken from a low angle, looking up at the building.