Build up your hand strength: Best for arthritis, carpal tunnel, stroke rehab, stress relief - 5 balls for hold, wrist, fingers, hand strength. Put the fear away: Scientific research has shown that doing a small task - like squeezing a rubber ball - allows your brain to relax and stop focusing on what is stressing you have. Great user experience: Made from 100% thermoplastic rubber (TPR), they are hypoallergenic, non-toxic, reusable, recyclable and phthalate and latex fee. Our balls are light, durable and safe for both children and adults. Wash with warm soapy water to clean. Wide range of applications: In schools, in the home and in the office, they are ideal for teachers, counselors, students, fitness buffets and many others, and also for people with ADD / ADHD, OCD, autism or a high level of anxiety. These toys promote a sense of calm, reduce stress and anxiety, and can increase focus and alertness. Prevents stiffness and relief from computer work; relieves muscle tension from computer work. Product descriptions Product description: These stress balls are simple items with a variety of valuable uses. Some people like them for exercise - strengthening their fingers, hands, and forearms. Whether for rehabilitation after an injury, while exercising, or as part of a general fitness program, it's an exercise you can do almost anytime. Whether you're looking for a stress reliever or a new fidget toy, our squishy balls are perfect. Smooth, push, stretch, pull, throw and jump - these balls instantly return to their original round shape. Great gift. Made of 100% high quality thermoplastic rubber, hypoallergenic, non-toxic and free of BPA, phthalates and latex. They're also great for stress relief at work. Easy to use - squeeze, hold and loosen! Specifications: - Material: TPR (TPR), BPA and latex free -Size: 5.3 cm. Color: soft (yellow, orange), medium (red, blue), medium firm (green). - Weight: 68 g per piece. Scope of delivery: 5 stress balls. - Bag for carrying or storage * 1 Note: Please consult your doctor prior to exercising for rehabilitation purposes. - Clean the balls with dish soap and lukewarm water.