Wide-mouth reservoir and patented two-part base is easy to fill and clean | Red base attracts inquisitive hummingbirds, Made in use | Innovative built-in sealing ring aids in leak prevention | First Nature 3051 Hummingbird Feeder, 16-Ounce 2 Pack red | Each durable plastic feeder features 10 feeding ports, 16 ounce nectar capacity, s-hook, and round perch design