TSA APPROVED for under-seat requirements. PLEASE ensure your pet will fit BEFORE PURCHASE. Measures 18'L x 10.5'W x 11'H. With 360-Degree mesh panels. Soft Sided, Low Profile Luxury Travel Tote with Fleece Bedding & Safety Lock With 360-degree mesh panels, your pet has proper air circulation for comfort and you have full visibility for peace of mind PUNCTURE RESISTANT 1680D polyester shell provides long-lasting durability. Rigid bottom panel provides a stable surface for your pet. ENHANCED STRUCTURAL DESIGN features flexible plastic supports to hold its shape. This Prevents the Playay Pet Carrier from collapsing down on your pet, preventing anxiety and discomfort during travel. ZIPPERED FEEDING WINDOW gives you access to care for and comfort your pet without removal from the carrier. Also features 2 convenient exterior pockets that hold pet care accessories and treats.