This 10-frame beehive box is fully compatible with all standard Langstroth beehives – precise sizing for seamless integration, easy expansion, and upgrades. Clear observation window – transparent viewing window with built-in ventilation for safe inspection of honey production and brood growth without disturbing the colony. Natural beeswax coating – fully dipped in 100% pure beeswax, excellent weather protection, long-lasting durability, non-toxic and safe for bee health. Premium cedar wood construction – naturally resists warping, cracking, and moisture; strong performance, reliable outdoor use. Stable and easy assembly – tight, secure dovetail joints, tool-free fast assembly, sturdy structure for home or backyard use.