If you like to carry a lot of flies and not a lot of fly boxes, this Large Swing Leaf Waterproof Fly Box is an ideal choice. Measuring in at 5" x 4" x 1.2", this box easily fits into most vest pockets. It features 8 rows, each of which utilizes high quality micro-slit foam to lock your flies in place. You'll be able to fish with confidence knowing that the 100% waterproof seal is keeping all of those flies safe, and should you accidentally drop it, this box floats! If you like a lot of bang for your buck, this is the box for you!