Roboworm Straight Tail Worm 4-1/2" - Prizm Shad The 4 1/2" Straight Tail is amazing as a dropshot bait, a splitshot worm or anytime you need a true finesse worm. Computer, and robotic engineered precision hand poured style soft plastic worms. Features beautiful and vibrant colors The Roboworm straight tail worms excel in all applications, including drop shotting, shakey head, Texas rig, Carolina rig, dart head, split shot rig, flipping' and pitching'.