Chirp Wheel+ 6" Deep Tissue - Like new condition The 6" Deep Tissue wheel gives you more of that “Hurts So Good” relief your back loves so much. The added pressure with this wheel targets trigger points around your neck, spine, shoulder blades. And it’s small enough to go anywhere, so you’ll always have the relief you need for those hard to reach spots. Reduces back pain Improves flexibility Corrects posture Thick cushioning for comfort Spinal Canal™ protects the spine from pressure