Ibiyaya Liso On Wheels Trolley Pet Carrier Backpack with wheels can be easily transformed into a trolley, carrier, stroller, car seat or backpack, providing you multiple convenient ways to travel with your furry companion. Made from stress-crack-proof and waterproof EVA material, this sturdy and durable pet carrier can withstand countless travels. The large pocket designed on the front of the carrier give you the secure space you need to keep pet essentials and personal items safe. Designed with mesh windows, the wheeled pet carrier gives your pet plenty of fresh air and visibility while out and about.