Hand Grip Strength Trainer Ball Sphere Finger Grip Strengthener Finger Exerciser Ball Hand Grips Exerciser Finger Strengthener

Features: * High-quality carbon steel springs: hand trainer equipped with carbon steel springs, which provide a tension of up to 45 kg / 99 lbs. Springs are smooth and lubricated and provide an effortless rebound for an even, pinch-free workout * Unique design: Five independent buttons with ergonomic distances allow precise training of the fingers and palms. Strengthens the flexibility, endurance, and grip of each finger, improving the overall performance of the hand * Durable and comfortable construction: hand muscle trainer made of ABS material with a triple soft coating for smoothness and durability. TPE-coated buttons provide a soft, comfortable grip during exercise and reduce finger strain * Portable and lightweight: it is easy to carry. Use it at home, at work, or on the go to relieve stress and strengthen the hand * Versatile training modes: stress ball adults are equipped with five adjustable pull rods, and each finger can train independently. Ideal for strength building, injury recovery, stress relief, or activities that require strong gripping muscles, such as climbing or playing instruments

Specifications: Colour: Black, Pink Material: ABS + TPE + Carbon steel spring Tension level: Schwer

Package Includes: 1 x Finger grip strengthener