Check the listing for details. Hand Grip Strengthener, Finger Exerciser, Multipl5 ResistanceLevels Kit Set Of 5. Condition: New. Listed at 17.99 USD. Improve your grip and strengthen your fingers with this Hand Grip Strengthener and Finger Exerciser Kit. Designed for gym enthusiasts and fitness enthusiasts alike, this set of eight silicone balls comes in multiple resistance levels, ranging from easy to hard. Made of high-quality silicone, these balls are durable and long-lasting. They are also easy to clean and can be used by both men and women. This set of eight balls is perfect for working out your hands, fingers, and forearms. Whether you're an athlete or just starting out, these balls will help you build grip strength and improve your overall fitness. So why wait? Order your Hand Grip Strengthener and Finger Exerciser Kit today and take your fitness to the next level!