Rio Premier Lightline Weight-Forward Fly LineDesigned for slower, traditional action rods, especially bamboo, fiberglass and classic graphite. Built to precisely match industry line standards, these lines load up quickly, but won't overload classic rods, even at distance. Ivory running line with Moss head. WF2F thru WF5F. Click on YouTube to view full screen. SlickCasts proprietary formulation is off the charts when tested for abrasion and cracking resistance producing the toughest, most durable