Merax Folding Cat Dog Pet Carrier Stroller Three-wheeled and Four-wheeled (Red, Three-wheeled) Two hands folding system can fold quickly for easy storage and carriage Materials:iron tube, silver frame,black plastic,300D oxford fabric Multiple mesh design keeps mosquito out and let atmosphere in, and give a good view for your pet Seat belts leash and rear security brakes ensure your lovely pet safe 360 - degree rotating wheel for easy push and pull