Prevue Pet Products BPV1173 Jumbo Grass Hut Bird Nest, X-Large Extra large bird nest Made of small twigs like branches and bamboo braided rope Small birds will find the nest very comfortable as it offers them a place where they can relax Provides an enjoyable hideaway for birds in a seemingly natural environment Measures 14-inch height by 7-inch diameter; hole into house measures 3-1/4-inch height by 2-inch diameter