Constructed from heavy-duty 5, 7 and 9 gauge mesh for security and stability * Large front door features a heavier framework plus 3 security locks * Unobstructed views and better air ventilation than plastic kennels, plus it won"t leak or stain like galvanized steel * Easy to assemble, no tools required * Crate measures 36-inch Long, 23-inch Wide and 27-inch High while open and folds flat to 36-1/2-inch Long, 23-1/4-inch Wide and 4-inch High