Perfect for housebreaking, kennel training, and travel! Meets USDA and IATA requirements for shipping live animals. Always check with individual airlines for confirmation of their guideline. Tough, durable construction with reinforced sidewalls. Easy-open squeeze latch assembles in minutes - no tools required! Vents on back and side walls. Interior mat to keep pets dry. Tie-down strap holes molded in around the door perimeter for zip-tie installation and extra security during airline travel.