Features: brand new and high quality Stress Relief Kits: Easy to use, just put it on your wrist and squeeze the ball and repeat the bend-extend actions, exercise your finger & hand strength, also assist to release stress, the heavy duty of TPE material make sure the ball with great elasticity and soft enough, achieve to relieve tension, eliminate anxiety, enhance brainstorming, and increase the fun of learning or work, which is helpful for kids,toddlers , adults, a brain stimulation toy & good educational toy sets. Portable Toy: Portable size can be held in hands, equipped with string, easy to store, you can take the toy with you and for play at any where or for time, it great enhance strength and better relaxing of your fingers and hand,which is suitable for offices, churches, libraries, stations, special education classes, physiotherapy or educational purpose. Applicable for Various Person: Applicable for various people such as inattention, and autism which can well improve and assist daily relieve stress and irritability, and improve concentration,also suitable for therapy, help to rehabilitation training of your hand. High-quality Materials: Made of food-grade high-quality silicone, non-toxic and eco-friendly materials,no burrs at all to which are safe for playing. Best Choice for Kids or Adults: Suitable for kids and adults as birthday gifts, Christmas gifts, and best choice stress relief toys or therapy tool. Specifications: Product Dimension: approx. Ball 5 for cm/1.97 inch, rope length 15cm/5.91 inch Material: TPE Net Weight: 60g/0.13 lbs Color Options: Blue/Pink/Yellow Package Includes: 1 x Hand Exerciser Ball note: Please allow 1-2cm errors due to manual measurement. Due to the difference between different monitors, the picture may not reflect the actual color of the item.