Feature: 1. Temperature Controllable: The temperature can be controlled to ensure that beekeepers continue to breed high quality queen bees in early spring, hot summer and late autumn. 2. Structure Design: It has a sliding front panel and covers the ventilation net or entrance, so that the pollen can be easily moved to the mating bee farm. There is a feeding section at the rear, which is separated by queen bee isolator. 3. Durable Material: The queen bee breeding box is made of high quality foam, durable, suitable for outdoor beekeeping, can be used for a long time. 4. Light Weight: The beehive has the advantages of light weight, small volume, easy and safe transfer of queen bees and effective protection of the shipping process. 5. Practical Tool: Because the number of worker bees is relatively small, the development of queen bee is better than that of large colony. It is more conducive to cultivating queen bees and producing high quality honey. Specification: Item Type: Queen Bee Breeding Rearing Box Material: Foam, Plastic Product Assembly Size: Approx. 29 x 24 x 15cm / 11.4 x 9.4 x 5.9in Weight: Approx. 820g / 28.9oz Purpose: Beehives. Package List: 1 x Bottom Box 1 x Plastic Partition Board1 x Relay Box 1 x PVC Sub Cove1 x Large Cover1 x Trough 1 Package x Yellow Accessories (30 Pieces)