Mepps dressed Aglia spinners come in sizes No.00 through No.5. A No.00 is a Mepps Ultra Lite and it weighs only 1/18 oz. These little trout and panfish lures are dressed with natural hackle. They are also available as wooly worms. The No.0 Aglia Spin Fly is also a Wooly Worm. It too is perfect for both panfish and trout and weighs 1/12 oz. Larger dressed Aglias weigh up to 1/2 oz. (No.5).