Hand Grip Strengthener, Grip Strength Trainer And Finger Exerciser

This professional-grade Hand Grip Strengthener, Grip Strength Trainer and Finger Exerciser are constructed with high-tensile-strength spring to improve finger strength, coordination, and range of motion. It's perfect for athletes, musicians, and others who need to strengthen their grip. UNIQUE DESIGN - To bring you more convenience, you can make grip strength training with different strength levels by adjusting the direction of Strengthener. HIGH-QUALITY SILICONE MADE - This material will give you MAXIMUM PERFORMANCE - COMFORTABLE AND DURABLE, perfect design for your hand or your fingers. The whole product is WASHABLE and can be used frequently and comfortably FITNESS & SPORT ENTHUSIASTS - Strengthen your wrists, improve the dexterity of your fingers, and increase the strength of your hands while reducing fatigue. Help balance your grip muscles and your expanding muscles. 20/30 LBS for young girls and boys use, 40/50 LBS for normal life hand strength exercise use, 70/80 LBS for