Hand Grip Strengthener is Perfect For - People looking to increase muscle strength in the hands, fingers, wrist, and forearms to fix muscle imbalance and avoid injury - Those required to do physical therapy endurance and strength building exercises. Suffers from arthritis and tendinitis. - Guitar, Piano, Violin, Drum and other instrument players that want to play more effectively and comfortably - People that play sports and are looking to increase their hand, wrist and forearm strength. - Anyone who is recovering from any hand, wrist or forearm injury. Great for rehabilitation. Features: 1- Good-looking, durable, and featuring billet aluminum and alloy steel construction.Definitely, a hand grab that won't disappoint you. 2- Our hand grip strengthener canImproves strength in fingers hands wrists and forearm. 3- Knurled aluminum handles Anti-slip, Anti-rust, hand exercise handle that can be perpetually used.