The best-selling, most reliable trout leaders in the world. RIOs Powerflex Trout leaders feature a powerful butt section that provides unsurpassed turn over for effective wind penetration and to easily cast streamers and indicator rigs. Each leader is made with an advanced copolymer material that ensures the highest knot and tensile strength to allow confident hook sets and greater landing percentages. Each Powerflex Trout leader is designed to help you cast better and fish more effectively. Aggressive high-performance taper Long, powerful butt section with soft, flexible tippet Perfection loop in the butt for easy rigging