Item Type: Beehive Door Entrance_x000D_ Material: Plastic_x000D_ Weight: Approx. 200g / 7.1oz_x000D_ Diameter: Approx. 6.9cm / 2.7in_x000D_ Application: Beekeeping Tools 1Beekeeping beehives entrance disc, used on boxes with round entrance holes. 2Can effectively protect the beehive bees from the attack of rats and other animals. 3Control the entry of dense bees by rotating, making it easy for bees to enter and exit. 4Using high?quality plastic materials, safe, non?toxic, durable and wear?resistant. 5Easy to install on the beehive and is a practical accessory for beekeeping.30 x Beehive Door Entrance1. Please allow 0?1 inch error due to manual measurement. Thanks for your understanding._x000D_ 2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.