Sea silk - WikipediaKnitted glove made of sea silk, from Taranto, Italy, probably from the late 19th century Pinna nobilis shell and byssus The extreme fineness of the byssus thread Sea silk is an extremely fine, rare, and valuable fabric that is made from the long silky filaments or byssus secreted by a gland in the foot of pen shells (in particular Pinna nobilis).[1] The byssus is used by the clam to attach itself
