Expandable Dog Cat Carrier Bag - Please measure your pet before purchasing! The regular size of the cat carrier is 18"L x 11"W x 11"H. It can be expanded to 18"L x 29.8"W x 11"H by enlarging the 2 mesh windows. Fits pets up to 18"L x 10"W x 10"H and a MAX LOAD of 15 lbs. Durable Cat Carrier with Soft Sides - The pet travel carrier is designed with a microfiber frame, which can keep your pet upright, strong stability even when fully expanded, and make your pet comfortable and safe. The pad is made of suede and polyester, washable and easy to clean. Pet-Friendly Design - Reflective strips are added on the side to increase the safety of the pet at night. The 2 expandable mesh windows make it more convenient and safer for your dog and cat to get in or out. The mesh enhances breathability. Easy to Carry: The detachable and adjustable shoulder strap and top handles for any way you want to carry them. Slide it over the luggage handle or secure it in the car with the seat belt. A GREAT GIFT FOR SMALL SIZE PETS. Aircraft Approval: Our dog and cat travel carrier meets airline standard size and fits under the front cabin seat of most airlines. Pet travel bags are often needed, such as shopping, pet care, medical treatment, travel, and daily activities. In addition, it is also a great gift for pet lovers on birthdays, Christmas, and other holidays.