Chicago area manufacturer, RealWheels Corp. redesigned the Aero-Cover, making significant advances in the product that have been through a series of real world tests. The company is now offering those results free to any fleet concerned with fuel economy. Aerodynamics is nothing new, but RWC has a product that addresses the aerodynamic challenges of wheel design and helps to promote your brand, logo and/or product. The covers can be printed with anything!