Features: Increases Hand Grips: The handle features a concave-convex pattern for enhanced non-slip performance, providing a secure grip even when palms are sweaty. Helps build strength in the hands, wrists, fingers, and forearms. Effective Grip Strengthener: This hand grip exerciser delivers targeted resistance to strengthen wrist, finger, and forearm muscles. The design transfers resistance from the rust-resistant spring directly to the hand for effective training. Good Quality and Ergonomic Design: The hand exerciser is firm and resistant to deformation, ensuring long-term use. It fits comfortably in the palm, offering a soft and comfortable feel. Hand Exerciser: Strengthens forearms and arms. This device engages all muscles in the fingers, hands, and forearms, supporting improved performance and helping prevent injuries. Easy to Carry: Designed to be portable and lightweight, it easily fits into a pocket or backpack. Its compact size allows for convenient use anytime and anywhere. Specifications: Material: Foam + Stainless Steel Color: Blue / Red / Green / Gray / Orange Package Weight: approx. 70g Size: approx. 13 x 9.5cm / 5.12 x 3.74in (For more size details, please refer to the photo.) Note: Please allow 1-2cm variation due to manual measurement. Due to differences in monitor displays, the actual color may vary slightly from the image. Package Includes: 1 Piece Hand Grip