Constructed from a heavy-duty 600D polyester material, this bag features an open-cell foam lining and a soft brushed tricot interior, providing optimal ventilation and preventing spar corrosion. With a maximum capacity of 3650mm, this bag can also be easily folded to accommodate smaller spars, such as the RS Aero 5, 7, and 9 lower masts, as well as the Laser top mast and Lightning upper and lower masts. For more information, please refer to our comprehensive buyer's guide.