The Muddy Bull Box Blind is the pinnacle of blind advancement in the hunting industry. It has a heavy-duty roof for the ultimate in strength to handle any snow load. Hollow-core technology provides dead air gap on the roof for insulation and added strength. A full 6-inches of roof overhang defends against even the toughest elements. The solid floor is super strong and quiet, has a dead air chamber for insulation, and has noise control for sound deadening. The THERMA-TEK innovative structural insulated design provides ultimate thermal control, scent control, and noise control. The walls are formed by bonding together exterior grade UV protected PVC for protection, 1.5 lb. density foam for thermal control, tempered hardboard for scent control, and marine carpet for a sound barrier. The thermal control panels have an R-7 insulation value, offering superior climate control. Each seam is sealed with aircraft grade sealant/adhesive to keep the elements out and scent in. Dark color carpet keeps you hidden, plus the floor carpeting is removable for easy cleaning. The full-size keyed door allows easy entry, even when wearing a pack. It has a full gasket and co-extruded door trim for the ultimate in performance and durability. The windows feature a one-piece roto-molded design with triple gasket lining, residential glass, and an eave at the top. To open the window, twist the latch, raise the window, lift the spring lock…quiet, effective, and secured! The rotational molded shelf features molded-in inserts to allow the use of accessories and a raised lip around the entire perimeter to keep items on the shelf. Overall, the Bull provides a comfortable, solid hunting setup ideal for all hunting blind applications!