Petskd Top-Expandable Pet Carrier 17x12x8.5 Grey Airline Approved. Opened, but unused. Soft-Sided with anti-scratch mesh, with Locking Safety Zippers. Has ventilation on 5 sides, and 3 openings. Soft dog travel carrier bag upgraded structural design of stainless steel and Fiber rod. Made of waterproof, non-toxic, scratch-resistant polyester fabric material, waterproof and wear-resistant.