PREDATOR DIAMOND FLY BOX C611Predator Diamond Fly Box C611 The Predator Diamond Fly Box C611 is a compact, double sided fly box designed for anglers who require reliable storage and efficient organization in a portable format. Despite its name, this model features standard ripple foam, providing dependable fly retention while protecting your flies from movement and damage. Its double sided design maximizes storage capacity, allowing you to carry a versatile selection of flies