Take Your Cat Out to See the World with PETKIT: We designed this cat carrier backpack with a generous window so your pet can enjoy the scenery! The tinted window keeps out harsh light, providing a calming place for your cat to travel in comfortEasy and Breezy: With mesh panels and multiple ventilation holes, plus our clever Coanda Effect ventilation system, your pet will enjoy great air circulation on the go. The quite, built-in fan provides fresh airflow for your precious cat(or small dog) to keep the temperature inside comfortable. If you want the best for your pet, you cant go wrong with PETKIT!Light The Night For Your Pet: No fumbling for a switch in the dark! A simple double tap of the controls will gently and gradually illuminate the interior so it doesnt startle your resting kitty, allowing your pet to see their surroundings-and allowing you to peek in on your pet.(Power bank not included)Made to Last: We made our backpack from strong and durable materials so you dont need to worry about damage done by clawing or gnawing, while alos ensuring your cats complete comfortEye-Catching and Lightweight: Entire backpack is about 3 lbs.:13" L x 12" W x 18" H (Airline Approved- generally acceptable for use, please do consult your airline before traveling). Suggested for: 0-17lbs pets. Detachable pad allows a pet to wad back and sit inside. The pocket on the side can be used to fill in pet snacks