THIN FLY FOAM 2MM - Olive - Fly Tying Materials - 2 Sheets Per Pack - NEW! Thin Fly Foam is a thin, flexible, and tough closed-cell fly tying foam. Great for tying terrestrial patterns like hoppers, ants, and beetles. A great fly tying material to have at the bench! We combine all multi product purchases to give you the best possible shipping rate. Please visit our store for a huge selection of fly tying materials and many products you won't find anywhere else! Fly Tying Materials Fly Tying Foam Olive Foam Olive Colored Foam Foam for tying flies 2mm foam