This cat backpack carrier designed with 3 breathable mesh windows and a all-round ventilation expandable tent. The travel cat carrier provides plenty of air and excellent view for your pets. This dog/cat backpack carrier is made of 300D cationic oxford cloth and 210D base cloth and equipped with a firmly reinforced structure. The interlayer of the pet backpack is equipped with rubber pads, which is a three-dimensional version, and the pet will not collapse no matter how heavy it is. The backpack has reflective strips, safer to travel at night.