Ultimate Renewable® bamboo feeders and houses are made with eco-friendly bamboo. Bamboo is fast-growing, durable, and naturally insect, squirrel, and weather resistant, making it not only the perfect choice for quality products, but environmentally friendly and an ultimate renewable resource. Tall hopper style feeder holds 1.5-lb of seed. Slide up roof to fill, two perches for feeding. Fully assembled and easy to hang with attached jute rope from small branches or hooks.