Specification: Brand new Material: Plastic Cup diameter: approx. 75mm Applicable objects: Bee Portable export type bee supplies. Water feeder equipment for bee special feeding tools. Easy to use. Durable in use. Package included: 1 x Beekeeping Entrance Feeder Note: Please allow 1-5mm errors due to manual measurement. Item color displayed in photos may be showing slightly different on your computer monitor since monitors are not calibrated same.