Custom Composite Panels & Fiberglass Reinforced Plastics. Vixen Composites is a supplier for Fiberglass Reinforced Plastic and a manufacturer of custom composite panels for use in a variety of applications. Our proprietary Panelogics™ process creates panels ideal for the transportation, rail, marine, architectural, recreation and commercial industries. Based on your design specifications, panels can be developed to meet structural loads and resistance to mold, mildew, water and insects. Lightweight panels are available with an excellent strength-to-weight ratio and completely formaldehyde free. Design beyond their expectations with panels from Vixen Composites.