1、Reasonable Design: The cat backpack is designed with appropriate window and hiding areas to satisfy cats' curiosity and keep them feeling safe during outdoor adventures. 2、Reduced Stimulation: The colored window design of this bubble backpack carrier minimize environmental stimuli and resist discomfort caused by strong light. 3、Breathable and Comfortable: The space capsule backpack accelerates air circulation, providing your pet refreshing air and comfortable temperature, breathable for them to stay. 4、Pressure Relief Strap: Updated back panel and premium materials, the cat carrier bag reduces shoulder pressure, ensuring comfort during outings with pets. 5、Interactive Headout Design: The travel carrier backpack allows for comforting and feeding cats while allowing them to explore and interact freely.