The new foil wing cover from Mystic is made from 100% neoprene. The cover is not sensitive to water, salt or sand. You can use the cover daily. There is an extra neoprene protective layer in the front and back of the cover. The cover has a versatile shape so that it can be used on different types of foils. You can easily put the wing of the foil in the cover thanks to the super stretchable neoprene and the cord adjusters.