Great for pets on-the-go, Duffy Expandable Pet Carriers feature an expandable side that provides maximum comfort for traveling pets. The zippered top, side, and front door allow for multiple access points. Breathable mesh panels and a reversiblein.terior cushion provide a cozy and comfy space for your dog, puppy or cat. Pet parents will appreciate the ease of assembly,in.terior safety leash, handy back pocket, and easy-to-carry design. The soft frame holds its structure while remaining flexible, making it a perfect pet travel carrier. Duffy Expandable Pet Carriers fit under most airline seats and are suitable for air travel. Always check your airline’s pet policy prior to booking. Lightweight, portable, comfortable, and versatile — the Duffy Expandable Pet Carrier is your pet’s perfect travel companion.