Blue Ribbon Waterproof Fly Boxes named after those trophy "Blue Ribbon" waters that all fly anglers dream of – Flambeau's rugged Blue Ribbon Waterproof Fly Boxes, available in 3 sizes and 12 custom configurations, are truly the best fly storage systems available today. Each precision fit box features a 360 degree waterproof rubber gasket, a front cam locking system, and external rubber bumpers to protect your expensive investments.