Captains of Crush Hand Grippers Size:Sport (80 lb) Measures up to 10 hours

Measures up to 10 hours with 1/100 second accuracy

The Sling Shot Wrist Wraps are Sling Shot's most versatile wrap

this multi-layered foam padded glove offers the perfect combination of protection

Belts are designed to be worn tightly around the natural waist for support and stabilization

AC CHARGEr included

Captains of Crush Hand Grippers Size:Sport (80 lb) Measures up to 10 hoursCaptains of Crush Grippers: designed and built for performance Known around the world as the gold standard for building and testing hand strength, Captains of Crush Grippers are the single most important grip strength tool you can choose for the fastest route to the strongest grip. Available in 11 strengths for a perfect fit, whether you are just starting off, rehabilitating an injury, or can already crack coconuts with your bare hands Knurled