High-end co-polyester monofilament Solinco Heaven Polyfire is manufactured of Du Pont high modulus polyamide. In addition to being arm friendly, it provides excellent control and a comfortable feel. For a player seeking good playability and a vibrant feel, it is a fantastic option. It softened the overall feel for comfort purposes without compromising the players' desired control and spin. It is 200 mm long and has a gauge of 130 mm monofilament polyamide.