HIGH QUALITY MATERIAL: HiveSweet Premium Screened Bottom Board is made of high quality plastic material, sturdy, durable and impact resistant, the excellent material ensures that the beehive bottom board can stand the test of time. PERFECT SIZE: HiveSweet hive screened bottom board measures 57.3*42*10 cm/22.6 * 16.5 * 3.9 inch/1.87*1.38*0.33 ft, which is perfectly suited for standard 10-frame beehives, providing a sturdy foundation for your beekeeping needs. APPLICATION SCENARIO: Screened Bottom Board provides good ventilation to keep bees cool while helping to deter pests, perfect for use in hot climates or warm summer months. Package Contents:Package includes 1*Beehive Screened Bottom Board, which contains pollen trap and pollen drawer, entrance reducer for humidity control and ventilation system to make your beekeeping easy. NOTE: If you encounter any problem with yours, please contact us in time, we will solve it for you. Beehive Screened Bottom Board