Multiple Deluxe Dog Carrier Mesh Travel Backpack Double Shoulders Straps Bag for Small Pet Puppy Cat Dimensions: 11.5" x 17.5" x 18", it can be used as backpack for lovely pets up to 20 lbs. Pet carrier made of durable polyester material and soft-sided frame, carrying your pet safe. Front side zips open into an optional mesh tent area, keep your pet comfortable and secure. Adjustable padded shoulder straps help to reduce the burden, keeps the backpack stable. Mesh side door for added ventilation and side storage pocket for storing water or other supplies.