The ECO Lure Spoons feature stainless steel split rings, stainless steel screw and nut to secure a 9/0 Mustad Hook, and a stainless steel blade size # 3-1/2 (5-1/2″ blade). ECO spoons have a Flash accent added onto the Stainless Steel blade to help trigger strikes. ECO Lures are used to catch many species in particular the King Mackerel, Bluefish, Striped Bass, and Cobia.