5/8"" Poly-lumber made from recycled plastic and milk jugs; lifetime guarantee to never crack, split or fade, Taupe base with blue roof, Stainless steel screws, Opening side doors engraved with ""clean"" and ""view"", ""View"" door opens to a plexy glass viewing window, House has a raised screen floor to reduce blowfly infestations, Front wall screen helps chicks climbing to the entrance hole, Predator-resistant 1-1/2"" entrance hole, Overhang roof, vents and drainage holes keep nest dry and cool, Dimensions: 11"" L x 8-1/2"" W x 12-5/8"" H, SKU: BYNTP119