SF Plastic Waterproof Fly Fishing Box Double Side Clear Lid Keep you flies organized and handy. This fly box easily stores in your vest or hangs from the 18 inch lanyard. Double sided clear covers allow quick viewing of your flies. Micro slit foam securely holds 136 flies./Dimensions: 3 3/4" x 3" x 1.5" Gasket around opening repels water. Perfectly sized with round corners to slip into most pockets.