PowerPro Super 8 Slick. Smooth as Silk 8 yarn Spectra fiber construction braided under high tension to create a live surface that feels smooth as silk. Cast like a Bullet. Reduced line friction on the spool and through the rod guides allows Super 8 Slick to cast like a bullet. Silent as Assassin. Smooth surface design reduces friction and line noise, allowing you to fish with stealth and silence.