Ornament ca. 800 B.C. Irish Though objects such as these are conventionally called dress fasteners and sleeve fasteners, their exact purpose is unknown. It has been proposed that the smaller sleeve fastener Medieval Hook and Eye Dress Fastener PERA PERIS Shop Creative Impressions Mini Metal Paper Fasteners 3mm 100 Pkg Round Gold, Count: 1 Michaels File:Gold Dress Fastener found in wooden box in Killymoom Demesne in Co Tyrone (800 700 BC) in National Museum Dublin.jpg Wikimedia Commons Gold Dress Fastener Near Clones, Co. Monaghan. Late Bronze Age, 900 700 BC. Ground Floor r Ireland's Gold Exhibition