This nest is made of grass and is durable and safe. Its surface design looks Idyllic and rustic. Bird hut is , durable and breathable for little birds to nest in. The fibers are tightly woven so that they don't come off easily. Feature - - Material: Grass. - Size: Approx. 25x10x10cm. - You can watch birds in their natural environment right from any window with this birdhouse. - A perfect home for garden birds, attract more birds to your garden. - Set of a nesting pocket are constructed with natural appearance and feel. - The rough surface make entrance and exit easier for birds, as well as provides natural drainage and . - this to any window on the outside of your house or garden. - Warm Tip: Dear buyer, due to lighting effect, 's brightness, manual measurement and etc, there could be some slight differences in the color and size between the photoes and the actual item. Sincerely hope that you can understand! Thank you! Package list: 1 nest