20-45KG Finger Ball Exerciser Hand Grip Strengthener Adjustable Power Training The Grip Strengthener is made of high-quality materials that are built to last. A must-have for building finger strength. It is perfect for strength training and physical therapy for the hands and fingers. It is designed to withstand regular use and resist wear and tear, ensuring long-term durability. This Grip Strengthener is compact and lightweight, making it easy to carry with you wherever you go. This Grip Strengthener can be used for a variety of exercises and workouts. You can choose the appropriate resistance level according to your grip strength. Ideal for improving finger function and movement. You can easily fit it in your gym bag, backpack, or even your pocket, so you can continue your hand and finger strength training wherever you are. Whether you are recovering from an injury or simply want to improve your grip strength, this Grip Strengthener is a great tool to have. These hand exercisers are suitable for guitarists, office workers, pianists, musicians, artists, craftspersons, woodcarvers, web designers, and others. Helps exercise the whole arm to develop hand, wrist, and forearm strength. Specification: Material: ABS/TPE/Carbon Steel Spring Package Included: 1 x Finger Grip Strengthener Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color shown on the pictures. 2. Please allow 1-3cm measuring deviation due to manual measurement. (1 inch = 2.54 cm)