Features: Vibrating Trigger Point Relief: The self-massage tool features a powerful vibration mechanism that targets trigger points, providing effective relief for sore muscles and enhancing your physical therapy routine. Rechargeable & Portable Design: This rechargeable vibrating massage ball is compact and lightweight, making it easy to take anywhere. Enjoy muscle relaxation and pain relief at home, the gym, or while traveling. Multi-Use For Targeted Areas: Designed for versatile use, this massage device effectively relieves tension in the back, shoulders, feet, and lower back, ensuring a comprehensive muscle relaxation experience for all your workout needs. Heat Therapy Function: The vibrating massage ball includes a soothing heat feature that enhances relaxation and aids in muscle recovery, providing a comforting experience for both pre-workout warm-ups and post-workout recovery. Ergonomic Design For Comfort: The contoured shape of the massage balls fits comfortably in your hands, allowing for easy maneuverability and targeted pressure application, ensuring a personalized massage experience every time. Specifications: Material: Silicone,PC Size: 62*75mm Battery Capacity: 600mAh Include: 1*Self-Massage Tool Vibration Trigger Point Ball 1*Cable