Wire vents, heavy-duty plastic, and secure door provide a secure, stress-free travel experience for pets and pet parents 4-way vault door provides extra security that keeps door in place Durable plastic shell, non-corrodible wing-nuts, extra strong steel wire, and interlocking wire door provide long-lasting protection 360-degree ventilation keeps pets comfortable with better visibility and air flow Includes 2 "Live Animal" stickers, Pet ID stickers, and clip on food/water bowl Since introducing the first dog kennel over 50 years ago, Petmate has gone to great lengths to continue improving the lives of pet owners everywhere