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 inch blade). Eco Lures are available only in Stainless (top row left) with or without any of the flash scale colors shown above. For example, "S/OFS" (bottom row left) specifies Stainless with Orange Flash Scale, which is one of our new flash scale colors, along with Sky Blue and Mirror Gold.