Includes 1/2 outdoor hummingbird nectar feeders. Holds up to 16 oz of nectar -8 feeding ports satisfy multiple hungry hummingbirds at once Tray-style circular perch lets birds feed from all angles. The base is brilliantly designed with tiny feeding ports that prevent bees from getting into the inner part of the feeder and clogging it up The hollow in the top of the feeder is filled with water preventing ants from crawling in. Built with hermetic screw-in seal. Fill with nectar screw the base on and turn right side up. the feeder will not leak while upside down. The seal prevents rainwater from contaminating the nectar. No tools required. Reservoir and base are of hard plastic. Clear for monitoring nectar levels wide mouth for easy filling and hand-washing and 2-part base for fast cleaning.