Originally designed by David Lyons to the Mount Gay 30 box rule, this light displacement boat has the ability to chase down larger yachts in the right conditions.  Toll Shipping Prion, which previous raced as Lyoness, sports a new keel and many other improvements which saw the boat placed 2nd overall in the PHD division of the Scotchmans Hill series at Geelong’s Skandia Week and win the PHD division 1 of the 2005 Association Cup.  She was adjudged best performing team yacht for the winning Royal Yacht Club of Victoria.