Harken 18mm Fly The "Grid Lock" material offers

The "Grid Lock" material offers a natural venting of moisture away from the hull whilst the rip stop construction delivers excellent durability and wear resistance

note not breathable) - Dark Blue

providing sailors with big power in a low-aero package

GBS Seams stop water coming in and are more durable

Harken 18mm Fly The "Grid Lock" material offersHarken soft attach Fly blocks are designed to provide strength without mass, providing sailors with big power in a low aero package. Designed specifically for high tech line, these efficient blocks have an incredible working load for their small size. They are perfect for lines such as Outhauls or Downhauls