Double wall construction with dead air zone insulates hive. Keeps hive cooler in summer & warmer in winter Built in drip edge keeps hive and hive components dry for longer life. Exclusive ‘Soft Edge’ design eliminates all sharp edges; easy on fingers. Fits all 10 frame equipment with optional 8 frame adapter. Technopolymer construction will not rot; resists sticking from propolis. Lasts longer than wood and never needs painting; maintenance free. Lightweight and easy to handle; weighs only 3 pounds. Internal structural ribbing to support hive body when upside down. Flat top supports rock or brick; can be strapped to hive. White shade looks good with any hive and reflects heat; cool to the touch. No assembly required; ready to use. Textured, scratch resistant, surface looks neat and clean all of the time. Made in USA with recycled materials.