- Switchable jar fits the Dr. JB base
- 80 oz nectar capacity
- Made in the USA
The Dr. JB Switchable 80 oz Jar Only - For the serious Hummingbird Lover. New to the Dr JB's Hummingbird Feeder system! Using the base from your Dr. JB Hummingbird Feeder, simply switch out the bottle to the large capacity 80 ounce jar to meet the needs of your thirsty Hummingbirds! With the same wide-mouth design as the original 16 ounce, this jar is easy to clean, easy to fill.