Enhanced Vibrating Design?---A significant advancement in the Vibrating Massage Ball, featuring the latest vibrating technology specifically targeting small muscle groups. The high-intensity vibrations effectively penetrate deep into the muscles, making it great for alleviating plantar fasciitis, tension, myofascial release, and trigger point therapy. ?4 Vibration Levels with Pulsating Mode?---Boost your pre-workout and recovery routine with four pulsating vibration modes: Low, Medium, Pulsating, and High. The Electric Massage Ball is perfect for warming up, improving circulation, and aiding in the recovery of sore and tight muscles. ?Rechargeable Portable?---The Wolady massage ball is lightweight and compact, measuring 5 inches, making it easy to fit into a small storage bag (included in the package). It charges quickly and conveniently with a USB cable, allowing you to use it anytime and anywhere to relieve discomfort in your back, hips, legs, arms, waist, and feet. ?Beat Soreness Relax?---This rechargeable roller is perfect for easing muscle tension and post-workout soreness, featuring specially designed textured surfaces. The Massage Balls are effective tools for physical therapy and provide powerful massage benefits.