Metz Calf Body Hair provides fly tyers with the slightly off-white, straight hair needed for classic dry fly patterns like the Wulff series and many attractors. The hair has little underfur, stacks easily for even tips, and measures about 2 x 4 inches per patch, making it ideal for spinner wings, tails, and parachute posts when tying trout flies for rivers and streams. Slightly off-white, straight hair with little underfur Stacks well for clean, even tips Commonly used on Wulff series dry flies and other attractors Approx. 2 x 4 in. patch, great for spinner wings, tails, and parachute posts Please note: This is a natural product so there is some minor variation in color from piece to piece.