Boom / Mainsail cover.
Blue boom / mainsail cover, 3.7 metres long from the front of mast to end of boom. 72cm from top of mass collar to bottom fixings. Aft of mast 60cm tapering down to 40cm. Big toothed nylon zip at front of mast with a string pull collar to seal around mast. Turn buckle fittings along the bottom edge.
All in good condition.