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 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.