Features: brand new and high quality 2-in-1 Functions: Easy to use, just put it on your wrist and squeeze the ball and repeat the bend-extend actions, exercise your finger & hand strength, or throw it out to the walls or floor, equipped with elastic strap to make sure it can be bounce back easily. Stress Relief Toy: Assist to release stress, the lightweight of rubber 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, to improve their hand and arm strength. 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 rubber, non-toxic and eco-friendly materials,no burrs at all to which are safe for playing. Specifications: Product Dimension: approx. 6 x 6cm/2.36 x 2.36 inch Material: Rubber Color Options: Green/Light Yellow/Orange/Pink Net Weight: approx. 97g/0.21 lbs 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. Package includes: 1 x Hand Exerciser Ball