Help birds find a suitable nest and hiding place by hanging a nest box. With an entry opening of 33 mm, this birdhouse is ideal for house sparrows, however tits, pied flycatchers and nuthatches can also take up residence in this birdhouse. The birdhouse is made of Certified Sustainably Sourced certified pine wood. On the side there is an opening through which the birdhouse can be easily cleaned. At the back is a pre drilled hole so that you can easily hang the birdhouse. Comes in kraft gift box.