Relieve Stress and AnxietyWith the help of stress balls, you can improve blood flow and circulation in your hands with simple hand movements, improve your concentration, significantly reduce your daily stress and anxiety and bring you an extremely enjoyable touch experience. Rehabilitation and PreventionStress balls not only improve your grip and the strength of your hands, fingers and arms, but you also aid in recovery from arthritis, carpal tunnel, tendonitis and post-operative tendon injuries. Perfect for use at home, in the office, on the go. Three Intensity LevelsThis package contains 3 different colors of hand ball, 3 different intensity levels, resistance levels yellow, green and blue hand balls are 15 kg, 20 kg, 30 kg respectively, you can choose from hand balls with different levels of resistance according to your needs to develop your hand strength. Unique ShapeThe egg-shaped decompression stress ball is comfortable in your hand, attractive in appearance, small in size and portable, you can put it in your bag and take it out at any time and never anywhere to help you exercise hand strength and decompression. Suitable for everyoneThe stress ball is suitable for the elderly, children and adult men and women of different types of hands, undoubtedly the best choice for athletes s (climbing, tennis, baseball, tennis, golf, shooting), musicians (guitar, piano, violin), physical trainers.