<https://marshalfitness.com/products/adjustable-hand-grip-exerciser-forearm-strengthener-mf-0375#product>
<http://schema.org/description>
"\n\n【ADJUSTABLE RESISTANCE】According to the needs of exercise, you can adjust the grip force in the range of 10kg-40kg (22-90 Lbs), which is very suitable for men and women who want to exercise grip strength.\n\n\n【PROTABLE DESIGN】 hand gripper is made of lightweight and high-quality materials, and the size is 4.3*5.8 inches, which is very suitable for carrying out. So you can start grip training anytime and anywhere.\n\n\n【MULTI-PRUPOSE】The hand grip strengthener forearm grip is perfect for improving strength, power and speed in the wrists, fingers, and forearms. It is not only the best choice for rock climbers, tennis players, athletes and musicians to enhance the flexibility of their fingers and wrists, but also very suitable for people suffering from arthritis, tendinitis, carpal tunnel, wrist fractures and tendon surgery recovery period.\n\n"
<https://marshalfitness.com/products/adjustable-hand-grip-exerciser-forearm-strengthener-mf-0375>