Experience a Unique Sensory Massage with This Clear Transparent Thermoplastic Rubber Ball Filled with Vibrant Gel Beads. When Squeezed, the Beads Create a Soothing, Massaging Sensation That Helps Relieve Stress & Improve Focus. the Ball Effortlessly Returns to Its Original Shape After Each Use, Offering Lasting Therapeutic Benefits. with a 2.5-inch Diameter, It Fits Comfortably in Hand for Portable Relaxation. Ideal for Promotions, Wellness Programs, or Giveaways, This Prop 65-compliant Toy has a 6-month Shelf Life & Provides a Calming, Engaging Experience for All Ages.