| U.S. Gulf Coast VFR Aeronautical Chart is designed primarily for helicopter operations in the Gulf of Mexico area. Information depicted includes offshore mineral leasing areas and blocks, oil drilling platforms, and high-density helicopter activity areas, 55x27 inches folded to 5x10 inches. Revised annually. The backside, for use ONLY by commercial air tour operators operating under specific authorization of the FAA, depicts color-coded, fixed-wing and rotary-wing routes and altitudes updated as requested by the FAA, 45 x 20 inches folded to 5 x 10 inches. If you have any additional questions, we encourage you to check out our knowledgeable Help Center. | 
