Fulling Mill's latest addition the to the expanding range of Premium Quality, High Capacity, UK Made boxes is the Guide Box. this highly durable, polypropylene box can accommodate up to 672 finely positioned flies tucked into the 4mm thick High Density slotted foam bed. This is the ideal competition box for slotting into a boat bag. Having spent more than two years in development, they're extremely proud to present this box to the market and much look forward to seeing it in service for many years to come.