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 steelhead in even closer. Made of soft, flexible, durable plastic. Sizes: 3” (per 10), 4” (per 9). Colors:(001)Mathalonite, (002)Bubblegum, (003)Shrimp Pink, (004)Fluorescent Pink.