Fresh kombu blades (Macrocystis pyrifera), sustainably farmed in land-based aquaculture tanks in Moss Landing CA. Why buy the whole kelp frond when all you need is the blades? Our fresh kombu blades are rich in flavor, perfect in form, and excellent for wrapping fish. Can be braised, blanched or pickled. Product ships overnight and arrives with salt pack to make seawater. When stored cold in seawater, shelf life typically is 7 days. Can be dried, pickled or frozen to increase shelf life.