Diamond Wine top-fill, glass hummingbird feeder is a favorite of birders and hummingbirds alike. The wide-mouth opening and top-fill design ensure that filling is always easy and mess-free. Simply remove the lid and pour 24 ounces of nectar into the wide-mouth opening to get your feeder up and running, there is no need to invert the bottle. The feeder is also easy to clean because it can be completely disassembled, ensuring that you can access every nook and cranny. Hummingbirds will not be able to resist the life-like flower-shaped feeding ports. They are bright, soft and flexible, just like the flowers they flock to in nature. Plus, with five ports, multiple hummingbirds can easily be accommodated at the same time. The flowers long stem design also acts as a natural bee guard to keep bugs out. For your convenience, this feeder also comes complete with a gasket in the base to prevent any frustrating leakage.