Sometimes Mother Nature and Lady Luck just aren't fair. Have you ever got caught in a torrential downpour, had wind blow your box off the boat or kayak or spent lots of time in the saltwater environment? If you are a hard core angler, you know "stuff happens". Let's face it; if you have a large box chuck full of your big stuff, you have a significant investment in flies. When you want the best, protect your investment with the "Justin Case"™TM. Bombproof and completely water and airtight, "Justin Case"™TM has the same time-tested slotted blue "material" that Cliff Outdoors is famous for. It has passed the "Cliff" test; it will work for you too. 13" X 10 1/2" X 4 1/2"