【CHECK SIZE BEFORE BUYING】In order to fit the under-seat dimensions of airlines, this carrier can only fit small dogs and cats. We recommend that the pet size you carry be within 15"L x 8"W x 11"H(this carrer's inner size), please choose the carrier reference your pet's length and height. Reference pet weight: dog weight under 10LBS and cat weight under 12LBS. 【AIRLINE APPROVED CARRIER 】Unfolded size:18"L×(11+6.5)"W×(11+3.5)"H, Petskd pet carrier is TSA approved and can be placed under the seat in the cabin, it is mainly designed for ①Delta Airlines:18x11x11" ②United Airlines:18x11x11" ③AA:18x11x11". We recommend you buy this carrier when you fly with the above-mentioned airlines. 【BETTER VENTILATION】Petskd pet carrier has mesh ventilation on 5 sides for good ventilation and good viewing—perfect for your pet to look out and for you to check on your pet; the dog carrier has 3 openings, and each opening has two non-slip zippers to ensure pet safety. 【SAFE DESIGN】Soft dog travel carrier bag upgraded structural design of stainless steel and Fiber rod that makes our dog carrier bags for small dogs will not be out of shape or sagged and the top does not collapse, pet dog carrier bag preferable stability. Built-in adjustable rope buckle, easy to lock the collar. Zipped snap lock to avoid pets to open or grab open the zipper. 【DURABLE MATERIAL】Made of waterproof, non-toxic, scratch-resistant polyester fabric material, waterproof and wear-resistant; after comparing similar products, we upgraded the mesh material to effectively prevent pets from tearing the mesh with their nails and prevent pets from falling out of the carrier. 【EXPANDABLE LARGE SPACE】By unfolding the 2 expansion areas, pets can gain an additional 80% of space to move around. The top expansion is great for your pet to sit or stand. The side expansion area allows your cat to lie down and stretch out on the go. The expandable cat carrier bag also creates a safe environment to avoid stress reactions. 【QUALITY GUARANTEE】Petskd offers a 12 months after-sale service, quality problems within 12 months can be replaced on new models. So if you have any problems with your product, please contact us and we will get back to you as soon as possible within 24 hours. airline approved dog kennel airplane cat carrier under seat tsa approved airline approved dog bag airline approved in cabin pet carrier airline approved pet carriers airline compliant pet carrier airline compliant pet carrier airlines pet carrier airplane carrier for dogs airplane carrier for small dogs airplane dog carriers airport pet carrier airline approved best dog carrier for airline travel tsa approved bytana airline approved dog carrier cat carrier for airplane cat carriers airline approved cat carriers airline approved cat carriers for airplanes tsa approved cat carriers fit under airplane seat cat travel carrier airline approved cat travel carrier airline approved kitten carrier airline approved small dog airplane carrier small dog plane carrier airline approved small dog plane carrier airline approved tsa small dog carrier airline approved carry on dog carriers cat carrier southwest airline cat carrier cat airline approved carrier cat airline carrier cat airplane carrier cat carrier airline cat carrier airplane cat plane carrier pet carrier for cat airline approved tsa approved cat carrier tsa cat carrier travel cat carrier airline approved airline cat carrier under seat cat airplane travel carrier cat travel bag airline approved airplane bag for cat cat carrier airlines approved cat carrier for plane dog plane carrier airline approved travel bag for dogs airline approved airline dog carrier dog travel carrier airline approved tsa approved pet carrier travel pet carrier airline approved soft dog carrier airline approved tsa dog carrier dog airplane carrier dog carrier airline dog carrier tsa doggie carriers for small dogs dog flight carrier airline approved pet airplane carrier under seat pet airline carrier dog carrier tsa approved soft sided pet carrier airline approved tsa pet carrier airplane pet carrier pet carry on airline approved small airline pet carrier tsa approved pet carriers under seat in cabin pet carrier in cabin pet carrier in cabin pet carrier dog airline carriers dog bag for airline dog carrier flight dog carrier plane dog carrier plane dog carrier plane dog carrier plane dog carrier plane dog carriers for small dogs tsa approved dog flight carrier dog soft carrier airline extra small pet carrier airline approved flight approved dog carrier largest airline approved dog carrier pet carrier airline approved dogs pet carrier airline approved dogs pet carrier airplane travel pet carrier dog airline approved pet carriers airline approved pet flight carrier pet travel bag airline approved plane dog carrier airline approved soft pet carrier airline approved airplane dog carrier airplane pet carrier underseat dog plane pet carrier airline approved dog pet carrier airline approved