【Unique Shape】 The egg shaped fingertip balls are comfortable in the hand and are made of 100% Thermoplastic Rubber (TPR) which is naturally safe and odor free. Compared to traditional grip trainers this stress ball does not make any noise during use. If the fluffy pressure ball accidentally falls to the ground or gets dust and dirt you don't have to worry at all just wash it with water.

【3 Resistance Levels】 Squishy stress balls in 3 different colors yellow orange blue in three resistance levels: 15kg 25kg 30kg resistance. It can help strengthen hands forearms and relieve daily stress with simple exercises.

【Hand Exercise Ball】 Our stress relief playset is small in size and attractive in appearance. These hand balls help increase blood circulation throughout the forearm wrist and palm and when used correctly holding the ball can help reduce muscle stiffness and joint pain.

【Suitable for Crowds】 The set contains 3 different resistances (soft medium and hard). Use different levels of power for different people and purposes. Soft is more suitable for children and the elderly to gain finger and forearm strength. This medium is great for workers who work all day it keeps focus and focus and it even relieves arthritic hands.

【Rehabilitation Prevention】 The Grip Ball fits perfectly in the palm of your hand allowing you to slowly build up your hand strength over time and each resistance level is color coded to make it easy to track the firmness of the stress ball during exercise.