SMALAZAR FE11 Hand Grip Strengthener Strength Trainer Adjustable Resistance 22-90 Lbs Best Hand Exerciser Non-slip Gripper for Increasing Hand Wrist Finger Forearm Strength IDEAL FOR ATHLETES, SPORTS LOVERS & MUSICIANS - Ideal for fitness enthusiasts body builders and workout lovers. Increases grip strength for sports like - rock climbing, tennis, bodybuilding, golf, ball games etc. ADJUSTABLE RESISTANCE - Easily dial adjustable tension resistance range, from the easiest (easy - light) to the hardest resistance (hard - heavy). ERGONOMICALLY DESIGNED-This hand grip strengthener is great for men, women, teens, adults & Seniors, this exerciser will increase strength in hands, wrists, forearm muscle and fingers - can be used for various purposes. HELPS SENIORS TO REGAIN GRIP - Will help seniors to regain grip's strength back, and can also help with arthritis, rheumatoid arthritis, carpal tunnel, tennis elbow and those recovering from a broken wrist and tendon surgery. Ideal tool to help with injury rehabilitation SMART & DURABLE DESIGN - one size fits all - Designed to fit small to large hand sizes. This tool is constructed to be durable and offers users a top quality design with stainless steel tension springs, comes with adjustable dial that can be adjusted from 22 to 90 pounds