The Yamamoto Uni HD is a compact urchin‑style finesse bait designed for maximum quiver and subtle underwater movement. Its round body and fine tentacles pulse with the slightest rod action, making it deadly on pressured bass that ignore traditional plastics. Built from durable soft material with a balanced profile, the Uni HD excels on Ned rigs, micro jig heads, and hover presentations. Perfect for clear water, forward‑facing sonar, and finesse situations, this high‑definition urchin bait delivers natural action that consistently triggers finicky fish.