Features: Made of quality plastic, non-toxic, good toughness and durable. The duckbilled bee feeder can quickly and easily be refilled with water. Easy to install, just connect the water bottle to this feeder. Convenient to feed bees without opening the hive. An indispensable equipment for beekeeping industry. Specification: Condition: 100% Brand New Material: ABS Color: Transparent Feeder Size: approx. 16*7.5cm/6.3*2.95in Neck Diameter: 3.2cm/1.26in Weight: approx. 102g/3.6oz Package List: 5 * Bee Feeder Set Note 1. Please allow 1-2cm error due to manual measurement, thanks for your understanding. 2. Monitors are not calibrated the same, item color may be showing slightly different from the real object, please take the real one as standard.