Airline-Approved, Designed for Travel, Hiking, Walking & Outdoor Use. Panoramic Bubble Window: Soft yet durable cat carrier backpack with a crystal-clear bubble window lets curious cats/dogs safely observe surroundings; Ideal for stress-free vet trips or airplane travel. Excellent condition, used twice Large expandable design: Measuring 13"L x 11"Wx 16.5"H, Expandable part size is 16.5''L x 9.5''Wx 16.5''H - fits medium cats and dogs up to 14lbs; double the inside space when resting; this helps to reduce anxiety and allows your pet to move around freely Multi-Directional Ventilation System: 9 airflow vents + breathable mesh panels maintain perfect temperature; hard-shell top protects while soft mesh side pockets maximize airflow - ideal for hiking or warm climates Ergonomic Load-Reduction Tech: Padded adjustable straps + lumbar support distribute weight evenly; perfect for long hikes or airport sprints; bonus buckle stabilizer prevents shoulder strain All-Season Comfort Duo: Hard carrier base with removable hard cushion + plush blanket included; dual-layer padding absorbs shocks during car seat/cabin travel while keeping pets’ cozy Adventure-Ready Organization: Quick-access pocket stores treats; collapsible bowl, or mini fan; perfect for use for hiking, vet visits and airplane travel Size: Pets S Condition: Pre-Owned Like New