This petit feeder is made of heavy duty glass. With four feeding ports, it is bound to attract our speedy humming friends. An easy screw off base, means the feeder is extremely easy to refill and clean. The built in ant moat makes is especially appealing, keeping the crawlers away. This hummingbird feeder can hold up to 8oz of nectar and with the clear glass body, Birders are able to see when a refill is needed!