The Best-1 Replacement 8 oz. Bottle. Dimensions (H x W x L) : 6.25 x 2.25 x 2.25. This is the original Best 1, not any of the imitations that have hit the market. The manufacturer knows that things break and you don't always need a new feeder, just a replacement part. So after talk to him we have agreed to carry the parts you need for your Best 1 Hummingbird Feeder. We also sell Best 1 Nectar if that is what you need.