[High quality.] Made of high quality, water-resistant, abrasion-resistant and very durable material. Adjustable and removable shoulder straps, comfortable pet backpacks, are available in two ways. [Transparent material.] You can see your pet throughout the process, without worrying about other problems. Your pet can also see the surroundings. [Multiple ventilation holes and a mesh opening.] Allow your pet to breathe properly. So rest assured, your pet will not have the feeling of being locked in a stuffy bag. And the air circulation will disperse the pet's smell, let your carrier reduce odors. [Convenient transportation.] With the pet bag, you can move comfortably on the bus, train, car and even on the plane. It is both very convenient for transportation and for daily use. [Suitable for dogs, cats and other small animals.] Size S is suitable for pets under 2.5 kg and size L is suitable for pets under 7.5 kg. Important: When selecting the carrier, please make sure the correct size for