describe:1. This 4-way massager is a self-massage device that eliminates deep-rooted knots and trigger points. Ideal for use on the neck, shoulders and back. Also recommended for thighs and calves.2. Larger and Smaller Buttons Larger buttons provide a soothing massage on trigger points to release deep muscle tension. Small buttons provide a more specific, intense massage of acupuncture points to stimulate and calm the affected area.3. Pain Relief Compact, convenient massage therapy tool helps relieve muscle stress and tension by deactivating pain trigger points.4. Easy to grip Its ergonomic design makes it easy for everyone to use, whether for personal or professional use. Easily maintains and calms tense muscles.5. Use anywhere - perfect for thighs, buttocks, legs, back, body, etc.Specification:Product name: Four-bead massagerMaterial: PSSize: 10*8cmWeight: 55gPackage includes:4 x four-bead massager(Random Color)