The Tiger Ball 1.7 is a 1.7” massage ball that slides along a 50” rope. Use the rope to position the ball where you need it and press against it by leaning or lying on it. This tool is perfect for smaller muscle groups. Great for stretching muscles in the arches of your feet and may relieve plantar fasciitis symptoms. Bust out knots, trigger points, and sore muscles in the feet, back, shoulders, neck, arms, and other spots that want deep pressure. Non-porous ball for easy cleaning. 1.7” diameter ball on 50” long corded rope.