Long lasting natural cedar, Available in either of two opening sizes this house is ornithologically designed for small owls and kestrels or flickers, Features a sloping overhanging roof a recessed floor and a ventilation slot under the roof overhang to keep the interior dry and cool a ladder inside the front panel to help fledglings to the opening and an easy opening front panel for cleaning, Because these birds normally use the bark and wood chips inside the cavity of a tree as nesting material a bag of wood shavings is included for them, Size: 11"" x 15, 5"" x 20"" H, SKU: WDLNK085