Jim’s own handmade quilt box, controls moisture in the hive when filled with shavings, also room underneath for feeding blocks. Keep your bees protected from moisture throughout the winter with these vented moisture control boxes. Comes in 10 or 8 frame size. Please specify in notes section for proper shipment . Price is $ 32.50 for either size. use with our own winter feeding block, fits nicely right underneath box. inside holds wood shavings to collect moisture during winter .