TA360 GripSaver Grip Strengthener Forearm-Hand Exerciser Ring for Athletes & Guitarists - 25lb Resistance | Tennis, Racquetball, Golf, Rock Climbing, Bowling | 1,2,3 or 4 pack *Fight Tennis Elbow* Premium silicone 25 lb resistance squeeze ring to improve grip strength. Finger, hand and forearm strengthener and grip endurance builder that fits both men and women's hands. Great for tennis players and all training athletes to give your game that performance boost you are looking for plus protect yourself from Tennis Elbow or beginning rehabilitation. Compact and portable, so you can keep in your tennis bag, at work, home or in the car. Works with small, medium and large hands. Use daily and quickly feel the difference in just a few weeks. Also perfect for musicians such as drummers, guitarists and bassists.