Length: Width: Height: Approximately 30cm: 30cm: 30cm. This is one of my standard products, and I think I've sold over 100 of them so far. If you hang it on a garden tree or fence and put birdseed in the bamboo tube in the center, wild birds will come from somewhere and start pecking at the food vigorously. I want to pour my gentle heart into the wild birds and have refreshing days!