Our complete exercise strengthener kit includes:1. Hand grip strengthener with adjustable resistance to ensure continuous improvement over time. Resistance range: 10kg to 60kg. Includes robust stainless steel spring and long handles for a comfortable grip.2. Finger exerciser with 1.8kg resistance for each finger and long-lasting stainless steel springs to strengthen both fingers and hands.3. Finger stretcher resistance band fashioned from premium silicone for light resistance to boost tension and flexibility, whilst ensuring a comfortable grip for any sized hand.4. Premium silicone hand strengthener grip ring provides 18kg resistance for powerful and rapid results in your fingers.5. Stress relief grip ball, specially shaped to provide easy access to effective stress relief and hand training in any environment.Here are some benefits of using hand grips:*Helps to gain muscle power and relieve the fatigue of your forearm.*Make blood circulation smooth in arms and avoid arm numbness.*Prevent the occurrence of joint diseases such as rheumatoid arthritis and broken wrist of the arm.*It is the best exercise equipment for people who are suffering from repetitive strain injuries.*Help patients with hand muscle or soft tissue contusion to recover soon.This Kit is the best deal for teenagers adults, use of a hand grip kit promotes physical fitness, body balance function, development of forearm muscles. Perfect gift for family and friends.Package Includes:1 x Adjustable Hand Gripper1 x Finger Strengthener1 x Exercise Ring1 x Grip Ball1 x Forearm Finger Exerciser