🐾4 IN 1 EXPANDABLE VENTILATION MESH NETS: Pet carrier MAX measurement: 18.5’’x11.2’’x11.2’’ (47x28.5x28.5cm), weights 3.7LBS. FITS PET up to 18"Lx10"H and Max load: 20LB (9KG). Super easy to set up & fold. 5 zippered openings. The 4 expandable sides with chew-proof and puncture-proof mesh windows maximize space to give your pet plenty of fresh air and optimum light. The enlarged top opening makes your four-legged friends easier to get inside. 🐾COLLAPSIBLE & AIRLINE APPROVED: Soft sides of the travel pet carrier can be slightly collapsed to comply with the under-seat compartment requirements of most airlines, great for traveling by air with pets. Designed with a wider rear strap to attach to your luggage for convenience. 🐾MULTI-FUNCTIONAL PET CAR SEAT--EASY TO CARRY: Secure the carrier bag on your car seat with seat belt or shoulder strap to keep your pet securely in place. And when you reach your destination, convenient handles and removable & adjustable shoulder strap make it easier to carry your pet pal with you. 🐾STURDY METAL FRAME & DURABLE FABRIC: The durable material is made with high-quality oxford fabric. Designed with metal frame to prevent the top from sagging. It will keep solid and stable even after fully expanded. Two reflective tapes on both sides to increase safety of your pet at night. 🐾WASHABLE & LEAK-PROOF FLEECE PAD--EASY TO CLEAN: The removable and washable fleece pad can be kept in place with velcro, would cover the 2 expanding foldouts, which makes your pet more comfortable and easy to clean. 2 front quick access pouches and 1 side pocket for organizing pet passport, toys and treats, etc. 1