The Montreux has a distinctive asymmetrical roof and a nice, modern look with its sleek design and attractive dark green roof contrasting with a white nest box body. The 34mm entrance hole is particularly suitable for House Sparrows and Nuthatches. Give these birds their own spot in your garden and enjoy watching the activity and song as they establish a territory. Features: • Solid construction • Stylish design and workmanship • Approved and tested by ornithologists from BirdLife Netherlands Take a look at our other Wooden Nest Boxes.