Stress Balls for Adults, Hand Exercise Balls with 3 Levels Resistance, Squeeze Balls for Hand Therapy, Grip Strength Trainer Hand Strengthening Devices, Wrist Forearm Finger Exerciser

3 PCS Physical Therapy Hand Exercise Balls, Sticky Stress Relief Balls Set with 3 Levels Resistance, Squeeze Balls Kits for Hand Finger Wrist Muscles,Hand Grip Strength Trainer Excellent indoor equipment for office people, exercing indoors. Squeeze, roll or press the ball to relieve tension and reduce stress. It suits for primary strength training Size: 4.8cm / 1.89inch Color: Yellow (slightly soft); Orange (moderately hard). Blue(firm hard) Weight: 50 g, 1.76 oz of each List Included: *3 x Sticky Thermoplastic Rubber Stress Relief Ball Not include instructions. if you need instructions . please see the picture. NOTE: 1. The balls are sticky. easy to clean. 2. if you think the ball is small. you can use 3 balls at same time. 2.This product is not suitable for children under 13 years of age

• High Quality: The Physical Therapy Hand Exercise Ball is made of silicone. The stress relief balls are lightweight, washable, and safe for adults like. Wash with warm soapy water to clean.
• Three strengths levels: This package comes 3 hand therapy balls with different colors and 3 types strengths levels are contained.The resistance levels include: Yellow (slightly soft); Orange (moderately hard). Blue(firm hard). so you can choose the right one for your training progress, or you can alternate between different intensities
• Size: The almost 1.89"(4.8cm) diameter stress balls. if you think the ball is small, Please use 2 or 3 balls at same time.
• Wide range of use: This stress relief ball is very portable and can be used at home, office, classroom, or any place you want to exercise.
• Perfect Stress Relief Balls:It can greatly relieve daily stress and strengthen your hands, forearms and fingers with simple exercise.