Wild bird enthusiasts can appreciate this Hummingbird Feeder. This beautiful Switchable (Bulk) 80 Oz Yellow Flowers Hummingbird Feeder is made from durable materials. Beautiful and artfully simple, Dr. JB's complete Switchable 80 oz. with Yellow Flowers Feeder (Bulk) is truly easy to use. Have you ever wished your Hummingbird Feeder could expand as more Hummers visited in August-October? Now it can! Introducing Switchable Seasonal Sizing! This system allows you to cater to your Hummer population by offering several sizes of replacement bottles, all that fit perfect on your Dr. JB's Clean Feeder - making the best Hummingbird feeder on the market even better! Features: Wide 'olive jar size' mouth for easy bottle cleaning; Easy to clean base (dishwasher safe); Doesn't leak, making it Bee and Wasp free; Allows you to cater to increased nectar consumption during migration season; No more going home at lunch just to fill your feeders. Bring art to your yard while also welcoming feathered friends in for a bite to eat. A warm welcome for all your hummer friends. Makes a perfect gift idea for bird lovers like you!