Create your own lure and make a mould from it. Then cast as many as you like in plastic (Polyurethane Casting Resin) with a quality like the ones in the shops. This movie covers all steps from creating a master, making a mould from it, casting som lures and painting them. You even get to go on some testfishing with me, to see that the lure I made actually works.
“Plastic” or correctly Polyurethane Resin
Glass bubbles to make it floating (I normally use 10% og plastic weight):
Stainless steel wire (MIG/TIG welding wire) – danish shop: