1、Warm and Cozy Nest: Birds appreciate the warmth of alpaca fiber as much as humans! Birds most commonly use it as a nesting material. Alpaca fiber is warm and will make a cozy nest, better than the fur of other animals. For these little birds, keeping alpaca wool in their nests is a great protection for them. 2、Metal Hanging Hook: It's the coolest gift for nature lovers or bird lovers! Hang this nesting heart in the garden, preferably next to a bird feeder and the birds will pluck the fiber to build their nest for the baby birds. The heart is made of metal and has a wire netting overlay to keep the alpaca fiber in and the birds can pluck it out of the shape. 3、Unique: The designs are different on each heart, so they are all unique in color and design. This bird nesting heart is 3D on the front and flat on the back. Perfect for placing against a wall on a porch. It can also be hung in a tree next to a nest. 4、Refillable: When you have less natural fiber in your bird nest material holder, you can refill it to ensure that the bird has enough nesting material and can switch to any warm material, cute red material for Mother's Day, it is a good idea. 5、Outdoor Garden Art: A beautiful and useful way to help our feathered friends. In addition, it can enhance the beauty of your garden and home. The bird nest heart can be easily hung on trees, plants, garden walls, balconies, terrace gardens, etc.