Pet Life Airline Approved Altitude Force Sporty Zippered Fashion Pet Carrier The Airline-Approved* Altitude Force Sporty Zippered Lightweight Fashion Travel Pet Carrier is composed of durable ballistic nylon with a heavy-duty mesh surrounding for breathability and sun view. This dog carrier features built-in, adjustable, double-stitched, over-the-shoulder straps. It is engineered to zip, fold, and collapse to three inches thick when not in use. Features: Zips 360 degrees around Dual-sided zippered pockets Side zippered mesh entrance Built-in leash holder inside Item Specifications: Sizes: Medium: 18.1"L x 9.6"W x 13"H Large: 21"L x 9.6"W x 13"H Restrictions may apply. Please check with the airline prior to booking a flight.