Star stress relief toys are made of quality polyurethane material, safe and reliable, wear resistant and durable, fade resistant and sturdy, not easy to deform or break, which can serve you for a long time. These funny stress balls for adults can be applied in various settings, including office, classroom, at home, and during travel, suitable for children, school teachers, teenagers, office workers, athletes, elderly and more. We offer customize your own design logo, image or message on the surface.