Handmaster Plus Medium Soft Hand Exceriser, red with black

Provides a hand exercise that increase grip strength maximally as is strengthens all 18 hand muscles (nine the close the hand and nine that open it)
Maximizes hand strength, speed and stamina
Improves muscle balance and helps prevent injury
Maximizes circulation
Stimulates all nerve paths to the hand muscles
Includes muscle- and joint-specific exercises
Full, natural, 3D motion
Diverse, convenient and cost-effective
Includes an extra cord that is slightly smaller to accommodate smaller hand sizes and allows the user to increase resistance, if needed
Medium strength (for late stage therapy, performance and weakness)