This urban bird feeder is part of our new contemporary range of wildlife habitats with sleek design to suit the urban environment the large round entrance hole allows small birds to enter the feeder and dine in the outer shell of the bird feeder is made from clayplas which is a composite material of 70 clay and 30 recycled plastics the clayplas is very durable and comes with a 10 year materials guarantee along with great environmental credentials due to the recycled element each outer sh