Aspects 384 Nectar Guard Tips
The nectar guard tips easily slide on to the feeding port on the underside of the feeder cover. Then flexible membrane in the center of each tip easily opens when hummingbirds insert their beaks to feed and close up tight when beaks are removed. The tips create a barrier flying insects can't penetrate. It includes 12 tips per pack. For use with hummzinger ultra and fancy hummingbird feeders.