Thread a Mad River Steelhead Worm directly onto your hook for rigging or drifting, or use on a weighted jighead for float fishing. Each one is infused with specially formulated Atlas Mike&';s A(R) Shrimp Oil, to draw steelies in without hesitation. Made of flexible, durable soft plastic. Versatile soft plastic lure Great for rigging, drifting, or float fishing Infused with Atlas Mike&';s Shrimp Oil.