Appearance and Materials: The handles are made of upgraded rubber material for a comfortable, non-slip feel, ensuring a stable grip even with sweaty hands. The spring core and structure are made of TPR, ABS, and steel, offering both durability and pressure resistance, making them resistant to breakage or deformation after long-term use. The compact design makes it easy to carry and store.

Adjustable Resistance: The resistance range is from 5 kg to 60 kg, meeting the needs of various trainers, from beginners to advanced. The resistance can be quickly adjusted, making it easy to switch intensity levels at different training stages.

Function and Training Effect: Primarily designed for strength training of the fingers, palms, wrists, and forearms, it helps improve grip strength, hand endurance, and explosive power. It is suitable for a variety of fitness exercises, such as grip strengthening, forearm strengthening, and rehabilitation training.

Portable and Durable: Compact and lightweight, it can be carried anywhere, suitable for use at home, in the gym, or while traveling. The wear-resistant and corrosion-resistant material combination ensures a long-term and stable training experience.

Suitable for various sports and rehabilitation training, such as rock climbing, weightlifting, tennis, golf, and hand rehabilitation. Flexible and portable, it is suitable for daily grip strength training at any time.